pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-84235-WilsonCompanion.ps) >>/Users/jc/w/tmp/Tune-84235-get.log 2>&1" returned status 256
http://www.cpartington.plus.com/Links/Wilson/WilsonCompanion(24-11-2015).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
Find_84235.log 1441 Log file, useful mostly for debugging
Form_84235.log 1678 Log file, useful mostly for debugging
Tune-84235-WilsonCompanion.abc 694 ABC music file with the extracted tune(s)
Tune-84235-WilsonCompanion.ps 39352 PostScript
Tune-84235-WilsonCompanion.txt 694 Plain-text file with the extracted tune(s)
Tune-84235-get.log 4810 Log file, useful mostly for debugging
These files should be available for 24 hours.