Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1777/RSCDS_Graded2.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1247-RSCDS_Graded2.ps) >>/Users/jc/w/tmp/Tune-1247-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/1777/RSCDS_Graded2.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-1247-RSCDS_Graded2.abc 150 ABC music file with the extracted tune(s)
Tune-1247-RSCDS_Graded2.ps 6 PostScript
Tune-1247-RSCDS_Graded2.txt 150 Plain-text file with the extracted tune(s)
Tune-1247-get.log 4127 Log file, useful mostly for debugging
Tune-12470-24CountryDances_1766_Johnson.abc 165 ABC music file with the extracted tune(s)
Tune-12470-24CountryDances_1766_Johnson.pdf 2217 Portable Data Format
Tune-12470-24CountryDances_1766_Johnson.ps 6 PostScript
Tune-12470-24CountryDances_1766_Johnson.txt 165 Plain-text file with the extracted tune(s)
Tune-12470-get.log 5406 Log file, useful mostly for debugging
Tune-12471-get.log 4457 Log file, useful mostly for debugging
Tune-12473-ViolaRuth_Pioneer.abc 160 ABC music file with the extracted tune(s)
Tune-12473-ViolaRuth_Pioneer.txt 160 Plain-text file with the extracted tune(s)
Tune-12473-get.log 3344 Log file, useful mostly for debugging
Tune-12475-10971_.abc 33 ABC music file with the extracted tune(s)
Tune-12475-10971_.ps 6 PostScript
Tune-12475-10971_.txt 33 Plain-text file with the extracted tune(s)
Tune-12475-get.log 3904 Log file, useful mostly for debugging
These files should be available for 24 hours.