i have tried the above error examples on linux mint, just changing the device to /xs instead of /GW:
my $winopt = {Device => "/xs", WindowWidth => 7, Aspect => 1};

and i got the same errors, the first one is
Interface HASH(0X9F05818) is not known!
regards

In reply to Re^3: PDL questions by Anonymous Monk
in thread PDL questions by Anonymous Monk

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