Hallo, <br>I have already installed NCL in my machine open suse Linux.<br>I got this error when I tried to run a test script:<br><br><pre> <b>ng4ex gsun01n</b></pre><br><b>warning:GKS:GOPWK: --X driver error: DISPLAY environment variable not set<br>
fatal:Workstation with PID#8 is not open<br>fatal:Unable to open Workstation-Can't Create<br>fatal:Unable to access object with id:-4<br>fatal:_NhlCreate:Invalid Parent id #-4<br>fatal:NhlGetValues:PID #-4 is invalid<br>
fatal:["Execute.c":8128]:Execute: Error occurred at or near line 11832 in file $NCARG_ROOT/lib/ncarg/nclscripts/csm/gsn_code.ncl<br><br>fatal:["Execute.c":8126]:Execute: Error occurred at or near line 12</b><br>
<br>What should I do in this case?<br><br>Thanks a lot.<br>--A<br><br>