pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6818-20292_Thou_Art_Gane_Awa.ps) >>/Users/jc/w/tmp/Tune-6818-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/ERM/20292_Thou_Art_Gane_Awa.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_68180.log 530727 Log file, useful mostly for debugging
Form_68181.log 840 Log file, useful mostly for debugging
Form_68182.log 887 Log file, useful mostly for debugging
Form_68188.log 823 Log file, useful mostly for debugging
Form_68189.log 837 Log file, useful mostly for debugging
Tune-6818-20292_Thou_Art_Gane_Awa.abc 795 ABC music file with the extracted tune(s)
Tune-6818-20292_Thou_Art_Gane_Awa.ps 40276 PostScript
Tune-6818-20292_Thou_Art_Gane_Awa.txt 795 Plain-text file with the extracted tune(s)
Tune-6818-get.log 4654 Log file, useful mostly for debugging
Tune-68181-get.log 7985 Log file, useful mostly for debugging
Tune-68187-get.log 3176 Log file, useful mostly for debugging
Tune-68187-reel.abc 165 ABC music file with the extracted tune(s)
Tune-68187-reel.txt 165 Plain-text file with the extracted tune(s)
Tune-68188-014_Child_and_the_Star.abc 1046 ABC music file with the extracted tune(s)
Tune-68188-014_Child_and_the_Star.ps 34586 PostScript
Tune-68188-014_Child_and_the_Star.txt 1046 Plain-text file with the extracted tune(s)
Tune-68188-get.log 4850 Log file, useful mostly for debugging
These files should be available for 24 hours.