pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9857-DoubleKisses_C.ps) >>/Users/jc/w/tmp/Tune-9857-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/abc/Scotland/reel/DoubleKisses_C.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.65 512x512 PNG]
filesizedescription
Coll_98574.log 559710 Log file, useful mostly for debugging
Coll_98577.log 694590 Log file, useful mostly for debugging
Coll_98579.log 998070 Log file, useful mostly for debugging
Tune-9857-DoubleKisses_C.abc 535 ABC music file with the extracted tune(s)
Tune-9857-DoubleKisses_C.ps 35883 PostScript
Tune-9857-DoubleKisses_C.txt 535 Plain-text file with the extracted tune(s)
Tune-9857-get.log 4495 Log file, useful mostly for debugging
Tune-98577-get.log 8346 Log file, useful mostly for debugging
Tune-98578-get.log 4038 Log file, useful mostly for debugging
These files should be available for 24 hours.