pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1136-21092_MarshallSett_tune_5.ps) >>/Users/jc/w/tmp/Tune-1136-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/EliasHowe/MusiciansCompanionP2/21092_MarshallSett_tune_5.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Coll_1136.log 140225 Log file, useful mostly for debugging
Coll_11361.log 259041 Log file, useful mostly for debugging
Coll_11363.log 266066 Log file, useful mostly for debugging
Coll_11364.log 137643 Log file, useful mostly for debugging
Coll_11369.log 301192 Log file, useful mostly for debugging
Tune-1136-21092_MarshallSett_tune_5.abc 1003 ABC music file with the extracted tune(s)
Tune-1136-21092_MarshallSett_tune_5.ps 37078 PostScript
Tune-1136-21092_MarshallSett_tune_5.txt 1003 Plain-text file with the extracted tune(s)
Tune-1136-get.log 4964 Log file, useful mostly for debugging
Tune-11360-get.log 12644 Log file, useful mostly for debugging
Tune-11361-get.log 15475 Log file, useful mostly for debugging
Tune-11365-DanielWright_ECPMH.abc 165 ABC music file with the extracted tune(s)
Tune-11365-DanielWright_ECPMH.txt 165 Plain-text file with the extracted tune(s)
Tune-11365-get.log 8036 Log file, useful mostly for debugging
These files should be available for 24 hours.