pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-59358-CEILIDH.ps) >>/Users/jc/w/tmp/Tune-59358-get.log 2>&1" returned status 256
http://www.freewebs.com/folkbluesnbeyond/CEILIDH.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
Tune-59358-CEILIDH.abc 297 ABC music file with the extracted tune(s)
Tune-59358-CEILIDH.ps 34897 PostScript
Tune-59358-CEILIDH.txt 297 Plain-text file with the extracted tune(s)
Tune-59358-get.log 4321 Log file, useful mostly for debugging
These files should be available for 24 hours.