pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-6521-10791_Lass_of_Peaties_Mill.ps) >>/Users/jc/w/tmp/Tune-6521-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/ERM/10791_Lass_of_Peaties_Mill.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-6521-10791_Lass_of_Peaties_Mill.abc 737 ABC music file with the extracted tune(s)
Tune-6521-10791_Lass_of_Peaties_Mill.ps 36720 PostScript
Tune-6521-10791_Lass_of_Peaties_Mill.txt 737 Plain-text file with the extracted tune(s)
Tune-6521-get.log 5334 Log file, useful mostly for debugging
Tune-65215-Lonesome_Road_to_Dingle.abc 406 ABC music file with the extracted tune(s)
Tune-65215-Lonesome_Road_to_Dingle.gif 0 Graphics Interchange Format, the proprietary scan-line picture format
Tune-65215-Lonesome_Road_to_Dingle.ps 33609 PostScript
Tune-65215-Lonesome_Road_to_Dingle.txt 406 Plain-text file with the extracted tune(s)
Tune-65215-get.log 10858 Log file, useful mostly for debugging
Tune-65217-19_Aurottis_Dutch_Skipper.abc 950 ABC music file with the extracted tune(s)
Tune-65217-19_Aurottis_Dutch_Skipper.txt 950 Plain-text file with the extracted tune(s)
Tune-65217-get.log 3513 Log file, useful mostly for debugging
Tune-65219-10031_Coolun.abc 610 ABC music file with the extracted tune(s)
Tune-65219-10031_Coolun.txt 610 Plain-text file with the extracted tune(s)
Tune-65219-StMartinsLane_PLFD1696_366.abc 518 ABC music file with the extracted tune(s)
Tune-65219-StMartinsLane_PLFD1696_366.ps 34865 PostScript
Tune-65219-StMartinsLane_PLFD1696_366.txt 518 Plain-text file with the extracted tune(s)
Tune-65219-get.log 8034 Log file, useful mostly for debugging
These files should be available for 24 hours.