pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-5083-WoodAndMarriedAndAJ.ps) >>/Users/jc/w/tmp/Tune-5083-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/SCD/misc/WoodAndMarriedAndAJ.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_50831.log 63104 Log file, useful mostly for debugging
Coll_50836.log 67964 Log file, useful mostly for debugging
Coll_50838.log 544678 Log file, useful mostly for debugging
Coll_50839.log 68504 Log file, useful mostly for debugging
Find_5083.log 1392 Log file, useful mostly for debugging
Form_50833.log 723 Log file, useful mostly for debugging
Tune-5083-WoodAndMarriedAndAJ.abc 377 ABC music file with the extracted tune(s)
Tune-5083-WoodAndMarriedAndAJ.ps 29140 PostScript
Tune-5083-WoodAndMarriedAndAJ.txt 377 Plain-text file with the extracted tune(s)
Tune-5083-get.log 7692 Log file, useful mostly for debugging
Tune-50832-get.log 3838 Log file, useful mostly for debugging
Tune-50833-get.log 4218 Log file, useful mostly for debugging
Tune-50834-get.log 7607 Log file, useful mostly for debugging
Tune-50837-get.log 2958 Log file, useful mostly for debugging
These files should be available for 24 hours.