pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-49030-10341_WILLIAM_TELL_Rondo.ps) >>/Users/jc/w/tmp/Tune-49030-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Kohlers/10341_WILLIAM_TELL_Rondo.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_49030.log 437478 Log file, useful mostly for debugging
Tune-49030-10341_WILLIAM_TELL_Rondo.abc 1027 ABC music file with the extracted tune(s)
Tune-49030-10341_WILLIAM_TELL_Rondo.ps 43086 PostScript
Tune-49030-10341_WILLIAM_TELL_Rondo.txt 1027 Plain-text file with the extracted tune(s)
Tune-49030-get.log 4789 Log file, useful mostly for debugging
These files should be available for 24 hours.