pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-35967-20351_.ps) >>/Users/jc/w/tmp/Tune-35967-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/ERM/20351_.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Tune-35967-20351_.abc 50 ABC music file with the extracted tune(s)
Tune-35967-20351_.ps 6 PostScript
Tune-35967-20351_.txt 50 Plain-text file with the extracted tune(s)
Tune-35967-Iantha_1709_PLFD1_524_CP-001.svg 14983 Scalable Vector Graphics format
Tune-35967-Iantha_1709_PLFD1_524_CP.abc 367 ABC music file with the extracted tune(s)
Tune-35967-Iantha_1709_PLFD1_524_CP.txt 367 Plain-text file with the extracted tune(s)
Tune-35967-get.log 8250 Log file, useful mostly for debugging
These files should be available for 24 hours.