pscmd="(jcabc2ps /Users/jc/w/tmp/Tune-5075-AbbeyThe.abc -F fmt/pdf_60.fmt +s 0.60 +maxs 2000 )>/Users/jc/w/tmp/Tune-5075-AbbeyThe.ps 2>>/Users/jc/w/tmp/Tune-5075-get.log" returned status 256.
http://john-chambers.us/~jc/music/abc/contrib/Tunes/AbbeyThe.abc

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.60 512x512 ]
filesizedescription
Coll_5075.log 281379 Log file, useful mostly for debugging
Coll_50754.log 260559 Log file, useful mostly for debugging
Form_50750.log 887 Log file, useful mostly for debugging
Form_50753.log 824 Log file, useful mostly for debugging
Tune-5075-AbbeyThe.abc 0 ABC music file with the extracted tune(s)
Tune-5075-get.log 0 Log file, useful mostly for debugging
Tune-50750-get.log 3633 Log file, useful mostly for debugging
Tune-50751-get.log 2789 Log file, useful mostly for debugging
Tune-50752-get.log 4033 Log file, useful mostly for debugging
Tune-50757-get.log 3735 Log file, useful mostly for debugging
Tune-50759-get.log 2998 Log file, useful mostly for debugging
These files should be available for 24 hours.