<html><head><meta http-equiv="Content-Type" content="text/html charset=utf-8"></head><body style="word-wrap: break-word; -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" class=""><span style="font-size: 14px;" class="">Hi Karin,</span><div class=""><span style="font-size: 14px;" class=""><br class=""></span><div class=""><span style="font-size: 14px;" class="">Thanks for your prompt reply!</span></div><div class=""><span style="font-size: 14px;" class="">The 199902 dataset is just one of the datasets I want to read, I selected that one randomly and every single dataset got the same warning as:</span></div><div class=""><blockquote type="cite" class=""><div text="#000000" bgcolor="#FFFFFF" class=""><blockquote type="cite" cite="mid:D8873B69-6766-489C-B88A-A3E2AAC22E5C@dc.tohoku.ac.jp" class=""><div class="" style="margin: 0px; font-size: 18px; line-height: normal; background-color: rgb(255, 255, 255);"><span class="" style="font-variant-ligatures: no-common-ligatures;"><div class="" style="margin: 0px; line-height: normal; font-family: Menlo;"><span class="" style="font-variant-ligatures: no-common-ligatures;">warning:_NclOpenFile: Can not open file </.../.../merra2/MERRA2_200.tavgM_3d_cld_Np.199902.nc4.nc>; file format not supported or file is corrupted</span></div></span></div></blockquote></div></blockquote></div><div class=""><div text="#000000" bgcolor="#FFFFFF" class=""><blockquote type="cite" cite="mid:D8873B69-6766-489C-B88A-A3E2AAC22E5C@dc.tohoku.ac.jp" class=""><div class="" style="margin: 0px; font-size: 18px; line-height: normal; background-color: rgb(255, 255, 255);"><span class="" style="font-variant-ligatures: no-common-ligatures;"><div class="" style="margin: 0px; line-height: normal; font-family: Menlo;"><span class="" style="font-variant-ligatures: no-common-ligatures;"><br class=""></span></div></span></div></blockquote></div></div><div class=""><span style="font-size: 14px;" class=""><br class=""></span></div><div class=""><span style="font-size: 14px;" class="">The ncl_filedump output is like this:</span></div><div class=""><span style="font-size: 14px;" class=""><br class=""></span></div><div class=""><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">Variable: f</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">Type: file</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">filename:<span class="Apple-tab-span" style="white-space: pre;">       </span>MERRA2_400.tavgM_3d_cld_Np.201112.nc4</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">path:<span class="Apple-tab-span" style="white-space: pre;">    </span>/.../MERRA2_400.tavgM_3d_cld_Np.201112.nc4.nc</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">   file global attributes:</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      History : Original file generated: Sat Jul  4 21:58:25 2015 GMT</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      Filename : MERRA2_400.tavgM_3d_cld_Np.201112.nc4</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      Comment : GMAO filename: d5124_m2_jan10.tavg3_3d_cld_Np.monthly.201112.nc4</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      Conventions : CF-1</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      Institution : NASA Global Modeling and Assimilation Office</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      References : <a href="http://gmao.gsfc.nasa.gov" class="">http://gmao.gsfc.nasa.gov</a></span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      Format : NetCDF-4/HDF-5</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      SpatialCoverage : global</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      VersionID : 5.12.4</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      TemporalRange : 1980-01-01 -> 2016-12-31</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      identifier_product_doi_authority : <a href="http://dx.doi.org/" class="">http://dx.doi.org/</a></span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      ShortName : M2TMNPCLD</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      RangeBeginningDate : 2011-12-01</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      RangeEndingDate : 2011-12-31</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      GranuleID : MERRA2_400.tavgM_3d_cld_Np.201112.nc4</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      ProductionDateTime : Original file generated: Sat Jul  4 21:58:25 2015 GMT</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      LongName : MERRA2 tavg3_3d_cld_Np: 3d,3-Hourly,Time-Averaged,Pressure-Level,Assimilation,Cloud Diagnostics Monthly Mean</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      Title : MERRA2 tavg3_3d_cld_Np: 3d,3-Hourly,Time-Averaged,Pressure-Level,Assimilation,Cloud Diagnostics Monthly Mean</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      SouthernmostLatitude : -90.0</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      NorthernmostLatitude : 90.0</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      WesternmostLongitude : -180.0</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      EasternmostLongitude : 179.375</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      LatitudeResolution : 0.5</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      LongitudeResolution : 0.625</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      DataResolution : 0.5 x 0.625 (42 pressure levels)</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      Source : CVS tag: GEOSadas-5_12_4</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      Contact : <a href="http://gmao.gsfc.nasa.gov" class="">http://gmao.gsfc.nasa.gov</a></span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      identifier_product_doi : 10.5067/J9R0LXGH48JR</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      RangeBeginningTime : 00:00:00.000000</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      RangeEndingTime : 23:59:59.000000</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      DODS_EXTRA.Unlimited_Dimension : time</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      history : 2017-12-10 06:40:28 GMT Hyrax-1.13.4 <a href="https://goldsmr5.gesdisc.eosdis.nasa.gov:443/opendap/MERRA2_MONTHLY/M2TMNPCLD.5.12.4/2011/MERRA2_400.tavgM_3d_cld_Np.201112.nc4.nc?CLOUD[0:0][0:41][0:360][0:575],time,lev,lat[0:360],lon[0:575" class="">https://goldsmr5.gesdisc.eosdis.nasa.gov:443/opendap/MERRA2_MONTHLY/M2TMNPCLD.5.12.4/2011/MERRA2_400.tavgM_3d_cld_Np.201112.nc4.nc?CLOUD[0:0][0:41][0:360][0:575],time,lev,lat[0:360],lon[0:575</a>]</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">   dimensions:</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      time = 1</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      lev = 42</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      lat = 361</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      lon = 576</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">   variables:</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      float CLOUD ( time, lev, lat, lon )</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         long_name :<span class="Apple-tab-span" style="white-space: pre;">     </span>cloud_fraction_for_radiation</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         units :<span class="Apple-tab-span" style="white-space: pre;">    </span>1</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         _FillValue :<span class="Apple-tab-span" style="white-space: pre;">  </span>1e+15</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         missing_value :<span class="Apple-tab-span" style="white-space: pre;">   </span>1e+15</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         fmissing_value :<span class="Apple-tab-span" style="white-space: pre;">  </span>1e+15</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         vmax :<span class="Apple-tab-span" style="white-space: pre;">    </span>1e+15</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         vmin :<span class="Apple-tab-span" style="white-space: pre;">    </span>-1e+15</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         valid_range :<span class="Apple-tab-span" style="white-space: pre;">    </span>( -1e+15, 1e+15 )</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         origname :<span class="Apple-tab-span" style="white-space: pre;">    </span>CLOUD</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         fullnamepath :<span class="Apple-tab-span" style="white-space: pre;">    </span>/CLOUD</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255); min-height: 25px;" class=""><span style="font-variant-ligatures: no-common-ligatures;" class=""></span><br class=""></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      double lat ( lat )</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         CLASS :<span class="Apple-tab-span" style="white-space: pre;">       </span>DIMENSION_SCALE</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         NAME :<span class="Apple-tab-span" style="white-space: pre;">  </span>lat</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         long_name :<span class="Apple-tab-span" style="white-space: pre;"> </span>latitude</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         units :<span class="Apple-tab-span" style="white-space: pre;">        </span>degrees_north</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         vmax :<span class="Apple-tab-span" style="white-space: pre;">    </span>1e+15</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         vmin :<span class="Apple-tab-span" style="white-space: pre;">    </span>-1e+15</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         valid_range :<span class="Apple-tab-span" style="white-space: pre;">    </span>( -1e+15, 1e+15 )</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         origname :<span class="Apple-tab-span" style="white-space: pre;">    </span>lat</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         fullnamepath :<span class="Apple-tab-span" style="white-space: pre;">      </span>/lat</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255); min-height: 25px;" class=""><span style="font-variant-ligatures: no-common-ligatures;" class=""></span><br class=""></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      double lev ( lev )</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         CLASS :<span class="Apple-tab-span" style="white-space: pre;"> </span>DIMENSION_SCALE</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         NAME :<span class="Apple-tab-span" style="white-space: pre;">  </span>lev</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         long_name :<span class="Apple-tab-span" style="white-space: pre;"> </span>vertical level</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         units :<span class="Apple-tab-span" style="white-space: pre;">  </span>hPa</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         positive :<span class="Apple-tab-span" style="white-space: pre;">  </span>down</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         vmax :<span class="Apple-tab-span" style="white-space: pre;">     </span>1e+15</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         vmin :<span class="Apple-tab-span" style="white-space: pre;">    </span>-1e+15</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         valid_range :<span class="Apple-tab-span" style="white-space: pre;">    </span>( -1e+15, 1e+15 )</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         origname :<span class="Apple-tab-span" style="white-space: pre;">    </span>lev</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         fullnamepath :<span class="Apple-tab-span" style="white-space: pre;">      </span>/lev</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255); min-height: 25px;" class=""><span style="font-variant-ligatures: no-common-ligatures;" class=""></span><br class=""></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      double lon ( lon )</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         CLASS :<span class="Apple-tab-span" style="white-space: pre;"> </span>DIMENSION_SCALE</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         NAME :<span class="Apple-tab-span" style="white-space: pre;">  </span>lon</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         long_name :<span class="Apple-tab-span" style="white-space: pre;"> </span>longitude</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         units :<span class="Apple-tab-span" style="white-space: pre;">       </span>degrees_east</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         vmax :<span class="Apple-tab-span" style="white-space: pre;">     </span>1e+15</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         vmin :<span class="Apple-tab-span" style="white-space: pre;">    </span>-1e+15</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         valid_range :<span class="Apple-tab-span" style="white-space: pre;">    </span>( -1e+15, 1e+15 )</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         origname :<span class="Apple-tab-span" style="white-space: pre;">    </span>lon</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         fullnamepath :<span class="Apple-tab-span" style="white-space: pre;">      </span>/lon</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255); min-height: 25px;" class=""><span style="font-variant-ligatures: no-common-ligatures;" class=""></span><br class=""></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">      integer time ( time )</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         CLASS :<span class="Apple-tab-span" style="white-space: pre;">      </span>DIMENSION_SCALE</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         NAME :<span class="Apple-tab-span" style="white-space: pre;">  </span>time</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         long_name :<span class="Apple-tab-span" style="white-space: pre;">        </span>time</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         units :<span class="Apple-tab-span" style="white-space: pre;">    </span>minutes since 2011-12-01 01:30:00</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         time_increment :<span class="Apple-tab-span" style="white-space: pre;">      </span>60000</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         begin_date :<span class="Apple-tab-span" style="white-space: pre;">      </span>20111201</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         begin_time :<span class="Apple-tab-span" style="white-space: pre;">   </span>13000</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         vmax :<span class="Apple-tab-span" style="white-space: pre;">    </span>1e+15</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         vmin :<span class="Apple-tab-span" style="white-space: pre;">    </span>-1e+15</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         valid_range :<span class="Apple-tab-span" style="white-space: pre;">    </span>( -1e+15, 1e+15 )</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         origname :<span class="Apple-tab-span" style="white-space: pre;">    </span>time</span></div><div style="margin: 0px; font-size: 22px; line-height: normal; font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">         fullnamepath :<span class="Apple-tab-span" style="white-space: pre;">     </span>/time</span></div></div></div><div style="margin: 0px; line-height: normal; background-color: rgb(255, 255, 255);" class=""><span style="font-size: 14px;" class="">Thanks,</span></div><div style="margin: 0px; line-height: normal; background-color: rgb(255, 255, 255);" class=""><span style="font-size: 14px;" class="">Xinyue</span></div><div><blockquote type="cite" class=""><div class="">On Dec 22, 2017, at 19:16, Karin Meier-Fleischer via ncl-talk <<a href="mailto:ncl-talk@ucar.edu" class="">ncl-talk@ucar.edu</a>> wrote:</div><br class="Apple-interchange-newline"><div class="">
  
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" class="">
  
  <div text="#000000" bgcolor="#FFFFFF" class="">
    Hi Xinyue,<br class="">
    <br class="">
    please, send the output of <b class="">ncl_filedump</b> from
    MERRA2_200.tavgM_3d_cld_Np.199902.nc4.nc<br class="">
    <br class="">
    -Karin<br class="">
    <br class="">
    <br class="">
    <div class="moz-cite-prefix">Am 22.12.17 um 10:16 schrieb Wang
      Xinyue via ncl-talk:<br class="">
    </div>
    <blockquote type="cite" cite="mid:D8873B69-6766-489C-B88A-A3E2AAC22E5C@dc.tohoku.ac.jp" class="">
      <meta http-equiv="Content-Type" content="text/html; charset=utf-8" class="">
      <font class="" face="Times" size="4">Hi there,</font>
      <div class=""><font class="" face="Times" size="4"><br class="">
        </font></div>
      <div class=""><font class="" face="Times" size="4">I met with a
          problem in reading nc files.</font></div>
      <div class=""><font class="" face="Times" size="4">I can use the
          following commands to read NCEP datasets:</font></div>
      <div class=""><br class="">
      </div>
      <div class=""><span style="background-color: rgb(255, 255, 255);" class=""><font class="" face="Menlo" size="4">fils =
            systemfunc("ls /.../.../ncep/omega/*.nc”)</font></span> </div>
      <div class="">
        <div style="margin: 0px; font-size: 18px; line-height: normal;
          font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures:
            no-common-ligatures" class="">f = addfiles(fils, "r”)</span></div>
      </div>
      <div style="margin: 0px; font-size: 18px; line-height: normal;
        font-family: Menlo; background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures:
          no-common-ligatures" class=""><br class="">
        </span></div>
      <div style="margin: 0px; font-size: 18px; line-height: normal;
        background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class=""><font class="" face="Times">But when I use the same commands to
            read ERA-I datasets and MERRA2 datasets, it warned like
            this:</font></span></div>
      <div style="margin: 0px; font-size: 18px; line-height: normal;
        background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class=""><br class="">
        </span></div>
      <div style="margin: 0px; font-size: 18px; line-height: normal;
        background-color: rgb(255, 255, 255);" class=""><span style="font-variant-ligatures: no-common-ligatures;" class="">
          <div style="margin: 0px; line-height: normal; font-family:
            Menlo;" class=""><span style="font-variant-ligatures:
              no-common-ligatures" class="">warning:_NclOpenFile: Can
              not open file
              </.../.../merra2/MERRA2_200.tavgM_3d_cld_Np.199902.nc4.nc>;
              file format not supported or file is corrupted</span></div>
          <div style="margin: 0px; line-height: normal; font-family:
            Menlo;" class=""><span style="font-variant-ligatures:
              no-common-ligatures" class=""><br class="">
            </span></div>
          <div style="margin: 0px; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures;" class=""><font class="" face="Times">Is anyone there had
                similar experience before? And how did you fix it?</font></span></div>
          <div style="margin: 0px; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""><font class="" face="Times"><br class="">
              </font></span></div>
          <div style="margin: 0px; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""><font class="" face="Times">Looking forward to
                your reply.</font></span></div>
          <div style="margin: 0px; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""><font class="" face="Times"><br class="">
              </font></span></div>
          <div style="margin: 0px; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures" class=""><font class="" face="Times">Thanks,</font></span></div>
          <div style="margin: 0px; line-height: normal;" class=""><span style="font-variant-ligatures: no-common-ligatures;" class=""><font class="" face="Times">Xinyue</font></span></div>
          <div style="margin: 0px; line-height: normal; font-family:
            Menlo;" class=""><span style="font-variant-ligatures:
              no-common-ligatures" class=""><br class="">
            </span></div>
        </span></div>
      <br class="">
      <fieldset class="mimeAttachmentHeader"></fieldset>
      <br class="">
      <pre wrap="" class="">_______________________________________________
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</pre>
    </blockquote>
    <br class="">
    <pre class="moz-signature" cols="72">-- 
Dipl. Geophys. Karin Meier-Fleischer
Visualization, NCL, CDO
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</pre>
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