<div dir="ltr"><div><div>Hi all I am running metgrid but get below error<br>ERROR: Cannot combine time-independent data with time-dependent data for field LANDSEA.mask<br><br></div>i have ungribed  pressure, surface, Invariant and SST data for ERA Interim.<br></div>my namelist.wps is below <br><br>&amp;share<br> wrf_core = &#39;ARW&#39;,<br> max_dom = 1,<br> start_date = &#39;1997-03-01_06:00:00&#39;,&#39;1997-03-01_06:00:00&#39;,<br> end_date   = &#39;1997-03-15_06:00:00&#39;,&#39;1997-03-15_06:00:00&#39;,<br> interval_seconds = 21600,<br> io_form_geogrid = 2,<br> debug_level     = 100,<br>/<br><br>&amp;geogrid<br> parent_id         =   1,   1,<br> parent_grid_ratio =   1,   3,<br> i_parent_start    =   1,  20,<br> j_parent_start    =   1,  30,<br> e_we              = 172, 397,<br> e_sn              = 122, 259,<br> geog_data_res     = &#39;10m&#39;,&#39;2m&#39;,<br> dx = 48000,<br> dy = 48000,<br> map_proj = &#39;mercator&#39;,<br> ref_lat   =  -0.124,<br> ref_lon   = 40.422,<br> truelat1  =  -0.124,<br> truelat2  =  0.0,<br> stand_lon = 40.422,<br> ref_x     = 86.0,<br> ref_y     = 61.0,<br> geog_data_path = &#39;/share/data/geog&#39;<br>/<br><br>&amp;ungrib<br> out_format = &#39;WPS&#39;,<br> !prefix  = &#39;/gomtorage/anyuola/Boundary/UNGRIBED/fix&#39;,<br> prefix  = &#39;/home01/anyuola/WRF/WPS/DATA/ERA/INVT/invt&#39;,<br>! prefix  = &#39;/gomtorage/anyuola/ERA/ERA_Interim/pres1997-2008/pres&#39;,<br>! prefix  = &#39;/gomtorage/anyuola/ERA/ERA_Interim/Ungribed/fix&#39;,<br><br>/<br><br>&amp;metgrid<br> constants_name  = &#39;/home01/anyuola/WRF/WPS/DATA/ERA/INVT/invt:1989-01-01_12&#39;,<br> fg_name = &#39;/gomtorage/anyuola/Boundary/UNGRIBED/fix&#39;,&#39;/home01/anyuola/WRF/WP/DATA/SST/sst&#39;,<br> io_form_metgrid = 2,<br>/<br><br></div>