Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/Children/RSCDS_Graded2.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7222-RSCDS_Graded2.ps) >>/Users/jc/w/tmp/Tune-7222-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Children/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-7222-RSCDS_Graded2.abc 154 ABC music file with the extracted tune(s)
Tune-7222-RSCDS_Graded2.ps 6 PostScript
Tune-7222-RSCDS_Graded2.txt 154 Plain-text file with the extracted tune(s)
Tune-7222-get.log 4155 Log file, useful mostly for debugging
Tune-72222-Remick.abc 145 ABC music file with the extracted tune(s)
Tune-72222-Remick.ps 6 PostScript
Tune-72222-Remick.txt 145 Plain-text file with the extracted tune(s)
Tune-72222-get.log 4042 Log file, useful mostly for debugging
Tune-72223-WilliamCampbell_10thBook_1798-V1.abc 179 ABC music file with the extracted tune(s)
Tune-72223-WilliamCampbell_10thBook_1798-V1.pdf 2217 Portable Data Format
Tune-72223-WilliamCampbell_10thBook_1798-V1.ps 6 PostScript
Tune-72223-WilliamCampbell_10thBook_1798-V1.txt 179 Plain-text file with the extracted tune(s)
Tune-72223-get.log 5582 Log file, useful mostly for debugging
Tune-72224-get.log 5518 Log file, useful mostly for debugging
Tune-72228-get.log 27476 Log file, useful mostly for debugging
Tune-72229-get.log 4892 Log file, useful mostly for debugging
These files should be available for 24 hours.