pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7508-Teddy_Bears_Picnic_Am-64-6.ps) >>/Users/jc/w/tmp/Tune-7508-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/session/jig/Teddy_Bears_Picnic_Am-64-6.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_75088.log 282581 Log file, useful mostly for debugging
Form_75089.log 844 Log file, useful mostly for debugging
Tune-7508-Teddy_Bears_Picnic_Am-64-6.abc 1124 ABC music file with the extracted tune(s)
Tune-7508-Teddy_Bears_Picnic_Am-64-6.ps 39400 PostScript
Tune-7508-Teddy_Bears_Picnic_Am-64-6.txt 1124 Plain-text file with the extracted tune(s)
Tune-7508-get.log 5037 Log file, useful mostly for debugging
Tune-75081-get.log 1672 Log file, useful mostly for debugging
Tune-75082-get.log 5451 Log file, useful mostly for debugging
These files should be available for 24 hours.