pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7240-1601_CONVERSATION_WALTZ.ps) >>/Users/jc/w/tmp/Tune-7240-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/BostonCollection/1601_CONVERSATION_WALTZ.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Tune-7240-1601_CONVERSATION_WALTZ.abc 3852 ABC music file with the extracted tune(s)
Tune-7240-1601_CONVERSATION_WALTZ.ps 68754 PostScript
Tune-7240-1601_CONVERSATION_WALTZ.txt 3852 Plain-text file with the extracted tune(s)
Tune-7240-get.log 5817 Log file, useful mostly for debugging
Tune-72400-Kerr_MM1-V2.abc 151 ABC music file with the extracted tune(s)
Tune-72400-Kerr_MM1-V2.ps 6 PostScript
Tune-72400-Kerr_MM1-V2.txt 151 Plain-text file with the extracted tune(s)
Tune-72400-get.log 4056 Log file, useful mostly for debugging
Tune-72401-get.log 7363 Log file, useful mostly for debugging
Tune-72403-get.log 4091 Log file, useful mostly for debugging
Tune-72407-get.log 4841 Log file, useful mostly for debugging
These files should be available for 24 hours.