pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7051-082_Birks_of_Aberfeldie_The.ps) >>/Users/jc/w/tmp/Tune-7051-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/Chappell/082_Birks_of_Aberfeldie_The.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_70510.log 260446 Log file, useful mostly for debugging
Coll_70512.log 2287295 Log file, useful mostly for debugging
Coll_70514.log 266066 Log file, useful mostly for debugging
Coll_70516.log 271644 Log file, useful mostly for debugging
Coll_70518.log 266066 Log file, useful mostly for debugging
Coll_70519.log 271686 Log file, useful mostly for debugging
Tune-7051-082_Birks_of_Aberfeldie_The.abc 510 ABC music file with the extracted tune(s)
Tune-7051-082_Birks_of_Aberfeldie_The.ps 35936 PostScript
Tune-7051-082_Birks_of_Aberfeldie_The.txt 510 Plain-text file with the extracted tune(s)
Tune-7051-get.log 5013 Log file, useful mostly for debugging
Tune-70519-get.log 6142 Log file, useful mostly for debugging
These files should be available for 24 hours.