pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-58789-Eyemouth_Harbour-D-64-6.ps) >>/Users/jc/w/tmp/Tune-58789-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/session/waltz/Eyemouth_Harbour-D-64-6.abc

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.65 512x512 PNG]
filesizedescription
Tune-58789-Eyemouth_Harbour-D-64-6.abc 1230 ABC music file with the extracted tune(s)
Tune-58789-Eyemouth_Harbour-D-64-6.ps 38513 PostScript
Tune-58789-Eyemouth_Harbour-D-64-6.txt 1230 Plain-text file with the extracted tune(s)
Tune-58789-get.log 4690 Log file, useful mostly for debugging
These files should be available for 24 hours.