pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6185-KittyBridges_1745_VO.ps) >>/Users/jc/w/tmp/Tune-6185-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/KittyBridges/KittyBridges_1745_VO.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_61852.log 66074 Log file, useful mostly for debugging
Form_61856.log 739 Log file, useful mostly for debugging
Tune-6185-KittyBridges_1745_VO.abc 935 ABC music file with the extracted tune(s)
Tune-6185-KittyBridges_1745_VO.ps 34378 PostScript
Tune-6185-KittyBridges_1745_VO.txt 935 Plain-text file with the extracted tune(s)
Tune-6185-get.log 4410 Log file, useful mostly for debugging
These files should be available for 24 hours.