Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/1774/24CountryDances_1809_Cahusac_JC.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2020-24CountryDances_1809_Cahusac_JC.ps) >>/Users/jc/w/tmp/Tune-2020-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/1774/24CountryDances_1809_Cahusac_JC.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-2020-24CountryDances_1809_Cahusac_JC.abc 168 ABC music file with the extracted tune(s)
Tune-2020-24CountryDances_1809_Cahusac_JC.ps 6 PostScript
Tune-2020-24CountryDances_1809_Cahusac_JC.txt 168 Plain-text file with the extracted tune(s)
Tune-2020-get.log 9783 Log file, useful mostly for debugging
Tune-20200-get.log 4575 Log file, useful mostly for debugging
Tune-20203-get.log 1301 Log file, useful mostly for debugging
Tune-20204-Gow-CR-abc2.abc 150 ABC music file with the extracted tune(s)
Tune-20204-Gow-CR-abc2.ps 6 PostScript
Tune-20204-Gow-CR-abc2.txt 150 Plain-text file with the extracted tune(s)
Tune-20204-get.log 4024 Log file, useful mostly for debugging
Tune-20205-get.log 4765 Log file, useful mostly for debugging
Tune-20206-get.log 5645 Log file, useful mostly for debugging
Tune-20207-get.log 4474 Log file, useful mostly for debugging
Tune-20208-get.log 2820 Log file, useful mostly for debugging
These files should be available for 24 hours.