pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4991-Waltzes_Mudgee_Valeta_set.ps) >>/Users/jc/w/tmp/Tune-4991-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/England/Waltzes_Mudgee_Valeta_set.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-4991-Waltzes_Mudgee_Valeta_set.abc 1508 ABC music file with the extracted tune(s)
Tune-4991-Waltzes_Mudgee_Valeta_set.ps 41875 PostScript
Tune-4991-Waltzes_Mudgee_Valeta_set.txt 1508 Plain-text file with the extracted tune(s)
Tune-4991-get.log 5757 Log file, useful mostly for debugging
Tune-49913-MemoriesOfMaryAnn.abc 1313 ABC music file with the extracted tune(s)
Tune-49913-MemoriesOfMaryAnn.ps 45512 PostScript
Tune-49913-MemoriesOfMaryAnn.txt 1313 Plain-text file with the extracted tune(s)
Tune-49913-get.log 5035 Log file, useful mostly for debugging
These files should be available for 24 hours.