pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9638-GlenTromieS_C.ps) >>/Users/jc/w/tmp/Tune-9638-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/strathspey/GlenTromieS_C.abc

Error exit status 256; here are some files to check:

[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Coll_9638.log 63644 Log file, useful mostly for debugging
Form_96382.log 735 Log file, useful mostly for debugging
Form_96389.log 733 Log file, useful mostly for debugging
Tune-9638-GlenTromieS_C.abc 502 ABC music file with the extracted tune(s)
Tune-9638-GlenTromieS_C.ps 37180 PostScript
Tune-9638-GlenTromieS_C.txt 502 Plain-text file with the extracted tune(s)
Tune-9638-get.log 4397 Log file, useful mostly for debugging
Tune-96382-get.log 2806 Log file, useful mostly for debugging
Tune-96388-get.log 4019 Log file, useful mostly for debugging
Tune-96389-get.log 3197 Log file, useful mostly for debugging
These files should be available for 24 hours.