Got HTTP status 404 Not Found for "http://john-chambers.us/~jc/music/book/GlendarrochSDS/ViolaRuth_AdvancedSD.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9258-ViolaRuth_AdvancedSD.ps) >>/Users/jc/w/tmp/Tune-9258-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/GlendarrochSDS/ViolaRuth_AdvancedSD.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-9258-ViolaRuth_AdvancedSD.abc 167 ABC music file with the extracted tune(s)
Tune-9258-ViolaRuth_AdvancedSD.ps 6 PostScript
Tune-9258-ViolaRuth_AdvancedSD.txt 167 Plain-text file with the extracted tune(s)
Tune-9258-get.log 8155 Log file, useful mostly for debugging
Tune-92581-get.log 4965 Log file, useful mostly for debugging
Tune-92582-get.log 3534 Log file, useful mostly for debugging
Tune-92583-24CountryDances_1810_Button_Whitaker.abc 183 ABC music file with the extracted tune(s)
Tune-92583-24CountryDances_1810_Button_Whitaker.ps 6 PostScript
Tune-92583-24CountryDances_1810_Button_Whitaker.txt 183 Plain-text file with the extracted tune(s)
Tune-92583-get.log 4595 Log file, useful mostly for debugging
Tune-92584-get.log 9018 Log file, useful mostly for debugging
Tune-92585-get.log 8342 Log file, useful mostly for debugging
Tune-92588-get.log 8356 Log file, useful mostly for debugging
Tune-92589-get.log 5696 Log file, useful mostly for debugging
These files should be available for 24 hours.