pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-19105-pvs1.ps) >>/Users/jc/w/tmp/Tune-19105-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/mirror/banjolin.supanet.com/pvs1.abc

Error exit status 256; here are some files to check:

[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Coll_19105.log 62024 Log file, useful mostly for debugging
Tune-19105-get.log 13862 Log file, useful mostly for debugging
Tune-19105-pvs1.abc 250 ABC music file with the extracted tune(s)
Tune-19105-pvs1.ps 35823 PostScript
Tune-19105-pvs1.txt 250 Plain-text file with the extracted tune(s)
These files should be available for 24 hours.