pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9477-Long_Way_to_Tipperary.ps) >>/Users/jc/w/tmp/Tune-9477-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/program/20190907/Long_Way_to_Tipperary.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-9477-Long_Way_to_Tipperary.abc 2366 ABC music file with the extracted tune(s)
Tune-9477-Long_Way_to_Tipperary.ps 48873 PostScript
Tune-9477-Long_Way_to_Tipperary.txt 2366 Plain-text file with the extracted tune(s)
Tune-9477-get.log 5807 Log file, useful mostly for debugging
Tune-94775-get.log 3495 Log file, useful mostly for debugging
These files should be available for 24 hours.