Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/misc/JamesOswald_CPC-abc2.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2637-JamesOswald_CPC-abc2.ps) >>/Users/jc/w/tmp/Tune-2637-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/misc/JamesOswald_CPC-abc2.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_26372.log 934 Log file, useful mostly for debugging
Tune-2637-JamesOswald_CPC-abc2.abc 157 ABC music file with the extracted tune(s)
Tune-2637-JamesOswald_CPC-abc2.ps 6 PostScript
Tune-2637-JamesOswald_CPC-abc2.txt 157 Plain-text file with the extracted tune(s)
Tune-2637-get.log 4272 Log file, useful mostly for debugging
Tune-26377-Kerr_MM2-V1.abc 148 ABC music file with the extracted tune(s)
Tune-26377-Kerr_MM2-V1.ps 6 PostScript
Tune-26377-Kerr_MM2-V1.txt 148 Plain-text file with the extracted tune(s)
Tune-26377-get.log 4014 Log file, useful mostly for debugging
Tune-26378-Pioneer.abc 144 ABC music file with the extracted tune(s)
Tune-26378-Pioneer.ps 6 PostScript
Tune-26378-Pioneer.txt 144 Plain-text file with the extracted tune(s)
Tune-26378-get.log 8491 Log file, useful mostly for debugging
These files should be available for 24 hours.