pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4436-Harrison.ps) >>/Users/jc/w/tmp/Tune-4436-get.log 2>&1" returned status 256
http://www.cpartington.plus.com/Links/HarrisonRev/Harrison(12-4-16).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_44360.log 67154 Log file, useful mostly for debugging
Coll_44369.log 69044 Log file, useful mostly for debugging
Form_44360.log 735 Log file, useful mostly for debugging
Form_44362.log 776 Log file, useful mostly for debugging
Form_44365.log 750 Log file, useful mostly for debugging
Tune-4436-Harrison.abc 321 ABC music file with the extracted tune(s)
Tune-4436-Harrison.ps 34683 PostScript
Tune-4436-Harrison.txt 321 Plain-text file with the extracted tune(s)
Tune-4436-get.log 7935 Log file, useful mostly for debugging
Tune-44361-get.log 4971 Log file, useful mostly for debugging
Tune-44365-2903.abc 266 ABC music file with the extracted tune(s)
Tune-44365-2903.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-44365-2903.ps 35094 PostScript
Tune-44365-2903.txt 266 Plain-text file with the extracted tune(s)
Tune-44365-get.log 4793 Log file, useful mostly for debugging
These files should be available for 24 hours.