Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Book27/SkillernChalloner_PCD2.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5183-SkillernChalloner_PCD2.ps) >>/Users/jc/w/tmp/Tune-5183-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Book27/SkillernChalloner_PCD2.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_5183.log 142760 Log file, useful mostly for debugging
Find_51833.log 1630 Log file, useful mostly for debugging
Find_51838.log 1518 Log file, useful mostly for debugging
Tune-5183-SkillernChalloner_PCD2.abc 161 ABC music file with the extracted tune(s)
Tune-5183-SkillernChalloner_PCD2.ps 6 PostScript
Tune-5183-SkillernChalloner_PCD2.txt 161 Plain-text file with the extracted tune(s)
Tune-5183-get.log 8805 Log file, useful mostly for debugging
Tune-51836-get.log 4486 Log file, useful mostly for debugging
Tune-51839-get.log 3673 Log file, useful mostly for debugging
These files should be available for 24 hours.