pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7049-cont_.ps) >>/Users/jc/w/tmp/Tune-7049-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/CaledonianCountryDances/cont_.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Form_70491.log 957 Log file, useful mostly for debugging
Tune-7049-cont_.abc 33 ABC music file with the extracted tune(s)
Tune-7049-cont_.ps 6 PostScript
Tune-7049-cont_.txt 33 Plain-text file with the extracted tune(s)
Tune-7049-get.log 3918 Log file, useful mostly for debugging
Tune-70490-get.log 5374 Log file, useful mostly for debugging
Tune-70491-Stewart_SCAJMR_1784-V1.abc 158 ABC music file with the extracted tune(s)
Tune-70491-Stewart_SCAJMR_1784-V1.pdf 2217 Portable Data Format
Tune-70491-Stewart_SCAJMR_1784-V1.ps 6 PostScript
Tune-70491-Stewart_SCAJMR_1784-V1.txt 158 Plain-text file with the extracted tune(s)
Tune-70491-get.log 4437 Log file, useful mostly for debugging
Tune-70493-get.log 23846 Log file, useful mostly for debugging
Tune-70495-get.log 4236 Log file, useful mostly for debugging
Tune-70496-get.log 5136 Log file, useful mostly for debugging
Tune-70497-get.log 5580 Log file, useful mostly for debugging
Tune-70498-get.log 4254 Log file, useful mostly for debugging
These files should be available for 24 hours.