pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-65309-Knit_the_Pocky_2-Dm-16-2.ps) >>/Users/jc/w/tmp/Tune-65309-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/abc/reel/Knit_the_Pocky_2-Dm-16-2.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
Coll_65309.log 64454 Log file, useful mostly for debugging
Form_65309.log 756 Log file, useful mostly for debugging
Tune-65309-Knit_the_Pocky_2-Dm-16-2.abc 323 ABC music file with the extracted tune(s)
Tune-65309-Knit_the_Pocky_2-Dm-16-2.ps 33577 PostScript
Tune-65309-Knit_the_Pocky_2-Dm-16-2.txt 323 Plain-text file with the extracted tune(s)
Tune-65309-get.log 4430 Log file, useful mostly for debugging
These files should be available for 24 hours.