pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-95757-045_Auld_Lang_Syne.ps) >>/Users/jc/w/tmp/Tune-95757-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Chappell/045_Auld_Lang_Syne.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_95757.log 2298243 Log file, useful mostly for debugging
Form_95757.log 1041 Log file, useful mostly for debugging
Tune-95757-045_Auld_Lang_Syne.abc 497 ABC music file with the extracted tune(s)
Tune-95757-045_Auld_Lang_Syne.ps 36176 PostScript
Tune-95757-045_Auld_Lang_Syne.txt 497 Plain-text file with the extracted tune(s)
Tune-95757-get.log 4858 Log file, useful mostly for debugging
These files should be available for 24 hours.