pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5019-alfreel.ps) >>/Users/jc/w/tmp/Tune-5019-get.log 2>&1" returned status 256
http://www.gulfweb.net/rlwalker/abc/!ABCCollections/AlWarnockCollection/alfreel.abc

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Coll_50193.log 523938 Log file, useful mostly for debugging
Coll_50197.log 256329 Log file, useful mostly for debugging
Tune-5019-alfreel.abc 258 ABC music file with the extracted tune(s)
Tune-5019-alfreel.ps 35609 PostScript
Tune-5019-alfreel.txt 258 Plain-text file with the extracted tune(s)
Tune-5019-get.log 4480 Log file, useful mostly for debugging
Tune-50190-get.log 3187 Log file, useful mostly for debugging
These files should be available for 24 hours.