pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8023-MotBarrikaderna.ps) >>/Users/jc/w/tmp/Tune-8023-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/KC/MotBarrikaderna.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Tune-8023-MotBarrikaderna.abc 1811 ABC music file with the extracted tune(s)
Tune-8023-MotBarrikaderna.ps 44117 PostScript
Tune-8023-MotBarrikaderna.txt 1811 Plain-text file with the extracted tune(s)
Tune-8023-get.log 9619 Log file, useful mostly for debugging
Tune-80230-JamesJohnson_ScotsMusicalMuseumV4-V1.abc 173 ABC music file with the extracted tune(s)
Tune-80230-JamesJohnson_ScotsMusicalMuseumV4-V1.pdf 2217 Portable Data Format
Tune-80230-JamesJohnson_ScotsMusicalMuseumV4-V1.ps 6 PostScript
Tune-80230-JamesJohnson_ScotsMusicalMuseumV4-V1.txt 173 Plain-text file with the extracted tune(s)
Tune-80230-get.log 5636 Log file, useful mostly for debugging
Tune-80231-get.log 5875 Log file, useful mostly for debugging
Tune-80232-get.log 6046 Log file, useful mostly for debugging
Tune-80235-get.log 4778 Log file, useful mostly for debugging
Tune-80238-LowlandLadsThinkTheyAreFine.abc 488 ABC music file with the extracted tune(s)
Tune-80238-LowlandLadsThinkTheyAreFine.ps 34656 PostScript
Tune-80238-LowlandLadsThinkTheyAreFine.txt 488 Plain-text file with the extracted tune(s)
Tune-80238-get.log 4891 Log file, useful mostly for debugging
These files should be available for 24 hours.