<html><head></head><body><div class="ydp4805b739yahoo-style-wrap" style="font-family:courier new, courier, monaco, monospace, sans-serif;font-size:13px;"><div><div dir="ltr" data-setdir="false">Sir,</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">I have ~60 yrs data. I have divided this into 1950-1980, 1981-2019.</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">I want to calculate the difference of mean of this two period. I have taken and modify the script as per my requirement but it gives an error which i can not resolve.</div><div dir="ltr" data-setdir="false"><br></div><div dir="ltr" data-setdir="false">Error is following</div><div dir="ltr" data-setdir="false"><div><b>fatal:NclOneDValGetRangeIndex: start coordinate index out of range, can't continue<br>fatal:Could not obtain coordinate indexes, unable to perform subscript<br></b><div><b>fatal:["Execute.c":8637]:Execute: Error occurred at or near line 261 in file sstdiff.ncl<br></b></div><div><br></div><div dir="ltr" data-setdir="false"><div><b>I</b> have attached the script below.</div><div><b><br></b></div><div dir="ltr" data-setdir="false"><b>Kindly help</b></div><div dir="ltr" data-setdir="false"><b><br></b></div><div dir="ltr" data-setdir="false"><b>Regards</b></div><div dir="ltr" data-setdir="false"><b><br></b></div><div dir="ltr" data-setdir="false"><b>Jayanti pal<br></b></div></div><b><br></b></div><div><br></div></div></div></div></body></html>