pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4966-111_January_and_February.ps) >>/Users/jc/w/tmp/Tune-4966-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/EverydaySongBook/111_January_and_February.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Coll_49663.log 266066 Log file, useful mostly for debugging
Coll_49667.log 261851 Log file, useful mostly for debugging
Form_49660.log 867 Log file, useful mostly for debugging
Form_49669.log 846 Log file, useful mostly for debugging
Tune-4966-111_January_and_February.abc 634 ABC music file with the extracted tune(s)
Tune-4966-111_January_and_February.ps 32551 PostScript
Tune-4966-111_January_and_February.txt 634 Plain-text file with the extracted tune(s)
Tune-4966-get.log 4800 Log file, useful mostly for debugging
Tune-49664-get.log 3780 Log file, useful mostly for debugging
Tune-49665-get.log 11272 Log file, useful mostly for debugging
Tune-49667-get.log 4246 Log file, useful mostly for debugging
Tune-49669-get.log 5157 Log file, useful mostly for debugging
These files should be available for 24 hours.