pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-65379-Hulls_Malcolm_MacArthur_Set-BSFC---.ps) >>/Users/jc/w/tmp/Tune-65379-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/session/set/Hulls_Malcolm_MacArthur_Set-BSFC---.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_65379.log 315363 Log file, useful mostly for debugging
Form_65379.log 794 Log file, useful mostly for debugging
Tune-65379-Hulls_Malcolm_MacArthur_Set-BSFC---.abc 535 ABC music file with the extracted tune(s)
Tune-65379-Hulls_Malcolm_MacArthur_Set-BSFC---.ps 35213 PostScript
Tune-65379-Hulls_Malcolm_MacArthur_Set-BSFC---.txt 535 Plain-text file with the extracted tune(s)
Tune-65379-get.log 5770 Log file, useful mostly for debugging
These files should be available for 24 hours.