pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4468-192_New_Jersey.ps) >>/Users/jc/w/tmp/Tune-4468-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/JohnTreat/GftF/192_New_Jersey.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_44687.log 347555 Log file, useful mostly for debugging
Coll_44689.log 144096 Log file, useful mostly for debugging
Tune-4468-192_New_Jersey.abc 599 ABC music file with the extracted tune(s)
Tune-4468-192_New_Jersey.ps 33818 PostScript
Tune-4468-192_New_Jersey.txt 599 Plain-text file with the extracted tune(s)
Tune-4468-get.log 4560 Log file, useful mostly for debugging
Tune-44685-Barsanti_CoOST.abc 151 ABC music file with the extracted tune(s)
Tune-44685-Barsanti_CoOST.txt 151 Plain-text file with the extracted tune(s)
Tune-44685-get.log 4704 Log file, useful mostly for debugging
Tune-44686-Garryowen_with_variations_.abc 162 ABC music file with the extracted tune(s)
Tune-44686-Garryowen_with_variations_.pdf 2217 Portable Data Format
Tune-44686-Garryowen_with_variations_.ps 6 PostScript
Tune-44686-Garryowen_with_variations_.txt 162 Plain-text file with the extracted tune(s)
Tune-44686-get.log 5344 Log file, useful mostly for debugging
These files should be available for 24 hours.