pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9960-AuldLangSyneS_JC.ps) >>/Users/jc/w/tmp/Tune-9960-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/SCD/Book27/AuldLangSyneS_JC.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-9960-AuldLangSyneS_JC.abc 709 ABC music file with the extracted tune(s)
Tune-9960-AuldLangSyneS_JC.ps 39595 PostScript
Tune-9960-AuldLangSyneS_JC.txt 709 Plain-text file with the extracted tune(s)
Tune-9960-get.log 4862 Log file, useful mostly for debugging
Tune-99606-GreenMtPetronella_4.abc 491 ABC music file with the extracted tune(s)
Tune-99606-GreenMtPetronella_4.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-99606-GreenMtPetronella_4.ps 34559 PostScript
Tune-99606-GreenMtPetronella_4.txt 491 Plain-text file with the extracted tune(s)
Tune-99606-get.log 5800 Log file, useful mostly for debugging
These files should be available for 24 hours.