pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3984-2243_the_Bog_of_Gight.ps) >>/Users/jc/w/tmp/Tune-3984-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Gow/CR/2243_the_Bog_of_Gight.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_3984.log 1107660 Log file, useful mostly for debugging
Coll_39840.log 1378826 Log file, useful mostly for debugging
Coll_39845.log 1227085 Log file, useful mostly for debugging
Form_39841.log 864 Log file, useful mostly for debugging
Tune-3984-2243_the_Bog_of_Gight.abc 916 ABC music file with the extracted tune(s)
Tune-3984-2243_the_Bog_of_Gight.ps 41114 PostScript
Tune-3984-2243_the_Bog_of_Gight.txt 916 Plain-text file with the extracted tune(s)
Tune-3984-get.log 4680 Log file, useful mostly for debugging
Tune-39843-get.log 3878 Log file, useful mostly for debugging
Tune-39847-get.log 9942 Log file, useful mostly for debugging
These files should be available for 24 hours.