pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7513-30771_Perth_Hornpipe.ps) >>/Users/jc/w/tmp/Tune-7513-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/EliasHowe/MusiciansCompanionP3/30771_Perth_Hornpipe.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Tune-7513-30771_Perth_Hornpipe.abc 823 ABC music file with the extracted tune(s)
Tune-7513-30771_Perth_Hornpipe.ps 38579 PostScript
Tune-7513-30771_Perth_Hornpipe.txt 823 Plain-text file with the extracted tune(s)
Tune-7513-get.log 4820 Log file, useful mostly for debugging
Tune-75132-10702-Robin_Adair-V1.abc 596 ABC music file with the extracted tune(s)
Tune-75132-10702-Robin_Adair-V1.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-75132-10702-Robin_Adair-V1.ps 35745 PostScript
Tune-75132-10702-Robin_Adair-V1.txt 596 Plain-text file with the extracted tune(s)
Tune-75132-get.log 5387 Log file, useful mostly for debugging
Tune-75138-Aird_vol1_abc1.abc 68001 ABC music file with the extracted tune(s)
Tune-75138-Aird_vol1_abc1.ps 862851 PostScript
Tune-75138-Aird_vol1_abc1.txt 68001 Plain-text file with the extracted tune(s)
Tune-75138-get.log 202394 Log file, useful mostly for debugging
These files should be available for 24 hours.