Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/AdvancedSD/SkillernChalloner_PCD1.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7782-SkillernChalloner_PCD1.ps) >>/Users/jc/w/tmp/Tune-7782-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/AdvancedSD/SkillernChalloner_PCD1.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_7782.log 979 Log file, useful mostly for debugging
Tune-7782-SkillernChalloner_PCD1.abc 165 ABC music file with the extracted tune(s)
Tune-7782-SkillernChalloner_PCD1.ps 6 PostScript
Tune-7782-SkillernChalloner_PCD1.txt 165 Plain-text file with the extracted tune(s)
Tune-7782-get.log 4354 Log file, useful mostly for debugging
Tune-77820-20931_.abc 50 ABC music file with the extracted tune(s)
Tune-77820-20931_.txt 50 Plain-text file with the extracted tune(s)
Tune-77820-get.log 2552 Log file, useful mostly for debugging
Tune-77821-get.log 1307 Log file, useful mostly for debugging
Tune-77825-get.log 1394 Log file, useful mostly for debugging
These files should be available for 24 hours.