X:0 not found in http://roaringjelly.org/~jc/music/book/BostonCollection/1490_.abc
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6262-1490_.ps) >>/Users/jc/w/tmp/Tune-6262-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/BostonCollection/1490_.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-6262-1490_.abc 0 ABC music file with the extracted tune(s)
Tune-6262-1490_.ps 6 PostScript
Tune-6262-1490_.txt 0 Plain-text file with the extracted tune(s)
Tune-6262-get.log 3971 Log file, useful mostly for debugging
Tune-62622-get.log 4195 Log file, useful mostly for debugging
Tune-62625-get.log 5827 Log file, useful mostly for debugging
Tune-62629-cresc.abc 36 ABC music file with the extracted tune(s)
Tune-62629-cresc.pdf 2217 Portable Data Format
Tune-62629-cresc.ps 6 PostScript
Tune-62629-cresc.txt 36 Plain-text file with the extracted tune(s)
Tune-62629-get.log 4684 Log file, useful mostly for debugging
These files should be available for 24 hours.