Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Children/JohnTreat_GftF2.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9742-JohnTreat_GftF2.ps) >>/Users/jc/w/tmp/Tune-9742-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Children/JohnTreat_GftF2.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Form_97421.log 823 Log file, useful mostly for debugging
Form_97429.log 829 Log file, useful mostly for debugging
List9742.log 167 Log file, useful mostly for debugging
Tune-9742-JohnTreat_GftF2.abc 156 ABC music file with the extracted tune(s)
Tune-9742-JohnTreat_GftF2.ps 6 PostScript
Tune-9742-JohnTreat_GftF2.txt 156 Plain-text file with the extracted tune(s)
Tune-9742-get.log 8724 Log file, useful mostly for debugging
Tune-97420-get.log 6146 Log file, useful mostly for debugging
Tune-97422-get.log 9441 Log file, useful mostly for debugging
Tune-97426-Clarges_Lamentation.abc 451 ABC music file with the extracted tune(s)
Tune-97426-Clarges_Lamentation.pdf 14464 Portable Data Format
Tune-97426-Clarges_Lamentation.ps 35812 PostScript
Tune-97426-Clarges_Lamentation.txt 451 Plain-text file with the extracted tune(s)
Tune-97426-get.log 5518 Log file, useful mostly for debugging
Tune-97429-get.log 3470 Log file, useful mostly for debugging
These files should be available for 24 hours.