pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-9899-YorkshireSquareEight.ps) >>/Users/jc/w/tmp/Tune-9899-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/england/YorkshireSquareEight.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_98993.log 465873 Log file, useful mostly for debugging
Coll_98999.log 259040 Log file, useful mostly for debugging
Form_98991.log 1143 Log file, useful mostly for debugging
Tune-9899-YorkshireSquareEight.abc 2263 ABC music file with the extracted tune(s)
Tune-9899-YorkshireSquareEight.ps 49581 PostScript
Tune-9899-YorkshireSquareEight.txt 2263 Plain-text file with the extracted tune(s)
Tune-9899-get.log 4638 Log file, useful mostly for debugging
Tune-98996-Maid_on_the_Green_853-G-32-4.abc 483 ABC music file with the extracted tune(s)
Tune-98996-Maid_on_the_Green_853-G-32-4.malt 2141 Musical Instrument Digital Interface, alternate name for midi format
Tune-98996-Maid_on_the_Green_853-G-32-4.mid 2141 Musical Instrument Digital interface, shortened name for midi format
Tune-98996-Maid_on_the_Green_853-G-32-4.midi 2141 Musical Instrument Digital Interface, electronic version of the tune(s)
Tune-98996-Maid_on_the_Green_853-G-32-4.txt 483 Plain-text file with the extracted tune(s)
Tune-98996-get.log 4812 Log file, useful mostly for debugging
These files should be available for 24 hours.