Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Gow/CSR3-abc2.abc/CR1-abc2.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1160-CR1-abc2.ps) >>/Users/jc/w/tmp/Tune-1160-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Gow/CSR3-abc2.abc/CR1-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-1160-CR1-abc2.abc 158 ABC music file with the extracted tune(s)
Tune-1160-CR1-abc2.ps 6 PostScript
Tune-1160-CR1-abc2.txt 158 Plain-text file with the extracted tune(s)
Tune-1160-get.log 8214 Log file, useful mostly for debugging
Tune-11600-get.log 284947 Log file, useful mostly for debugging
Tune-11601-get.log 9201 Log file, useful mostly for debugging
Tune-11603-CR4-abc1.abc 158 ABC music file with the extracted tune(s)
Tune-11603-CR4-abc1.pdf 2217 Portable Data Format
Tune-11603-CR4-abc1.ps 6 PostScript
Tune-11603-CR4-abc1.txt 158 Plain-text file with the extracted tune(s)
Tune-11603-get.log 4904 Log file, useful mostly for debugging
Tune-11605-get.log 9425 Log file, useful mostly for debugging
Tune-11606-get.log 4016 Log file, useful mostly for debugging
Tune-11607-get.log 8654 Log file, useful mostly for debugging
Tune-11608-get.log 3392 Log file, useful mostly for debugging
These files should be available for 24 hours.