pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-2305-Birm2004.ps) >>/Users/jc/w/tmp/Tune-2305-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/SCD/Birm2004.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_23054.log 147042 Log file, useful mostly for debugging
Coll_23058.log 272276 Log file, useful mostly for debugging
Form_23056.log 744 Log file, useful mostly for debugging
Tune-2305-Birm2004.abc 0 ABC music file with the extracted tune(s)
Tune-2305-Birm2004.ps 0 PostScript
Tune-2305-get.log 4096 Log file, useful mostly for debugging
Tune-23053-get.log 3006 Log file, useful mostly for debugging
Tune-23055-get.log 10173 Log file, useful mostly for debugging
Tune-23056-get.log 5694 Log file, useful mostly for debugging
These files should be available for 24 hours.