Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1758/Gow-CSR4-abc2.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8073-Gow-CSR4-abc2.ps) >>/Users/jc/w/tmp/Tune-8073-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/1758/Gow-CSR4-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
Tune-8073-Gow-CSR4-abc2.abc 150 ABC music file with the extracted tune(s)
Tune-8073-Gow-CSR4-abc2.ps 6 PostScript
Tune-8073-Gow-CSR4-abc2.txt 150 Plain-text file with the extracted tune(s)
Tune-8073-get.log 4131 Log file, useful mostly for debugging
Tune-80734-Hamilton_Kerr_MM2-V1.abc 157 ABC music file with the extracted tune(s)
Tune-80734-Hamilton_Kerr_MM2-V1.ps 6 PostScript
Tune-80734-Hamilton_Kerr_MM2-V1.txt 157 Plain-text file with the extracted tune(s)
Tune-80734-get.log 4201 Log file, useful mostly for debugging
Tune-80736-Remick.abc 143 ABC music file with the extracted tune(s)
Tune-80736-Remick.ps 6 PostScript
Tune-80736-Remick.txt 143 Plain-text file with the extracted tune(s)
Tune-80736-get.log 4026 Log file, useful mostly for debugging
Tune-80739-Gow-CSR4-abc2.abc 150 ABC music file with the extracted tune(s)
Tune-80739-Gow-CSR4-abc2.ps 6 PostScript
Tune-80739-Gow-CSR4-abc2.txt 150 Plain-text file with the extracted tune(s)
Tune-80739-get.log 4052 Log file, useful mostly for debugging
These files should be available for 24 hours.