pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5527-Misc1.ps) >>/Users/jc/w/tmp/Tune-5527-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/scand/Misc1.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_55275.log 1326740 Log file, useful mostly for debugging
Tune-5527-Misc1.abc 2177 ABC music file with the extracted tune(s)
Tune-5527-Misc1.ps 47055 PostScript
Tune-5527-Misc1.txt 2177 Plain-text file with the extracted tune(s)
Tune-5527-get.log 9183 Log file, useful mostly for debugging
Tune-55278-get.log 4520 Log file, useful mostly for debugging
These files should be available for 24 hours.