Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/waltz/Thompson_V3_1766-1772_FTM.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1738-Thompson_V3_1766-1772_FTM.ps) >>/Users/jc/w/tmp/Tune-1738-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/waltz/Thompson_V3_1766-1772_FTM.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-1738-Thompson_V3_1766-1772_FTM.abc 163 ABC music file with the extracted tune(s)
Tune-1738-Thompson_V3_1766-1772_FTM.ps 6 PostScript
Tune-1738-Thompson_V3_1766-1772_FTM.txt 163 Plain-text file with the extracted tune(s)
Tune-1738-get.log 4385 Log file, useful mostly for debugging
Tune-17381-get.log 3184 Log file, useful mostly for debugging
Tune-17382-20393_Manchester_Hornpipe.abc 760 ABC music file with the extracted tune(s)
Tune-17382-20393_Manchester_Hornpipe.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-17382-20393_Manchester_Hornpipe.ps 35173 PostScript
Tune-17382-20393_Manchester_Hornpipe.txt 760 Plain-text file with the extracted tune(s)
Tune-17382-get.log 5905 Log file, useful mostly for debugging
Tune-17389-get.log 4572 Log file, useful mostly for debugging
These files should be available for 24 hours.