pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-4073-PolskaEfterLappNils.ps) >>/Users/jc/w/tmp/Tune-4073-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/scand/PolskaEfterLappNils.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_40733.log 574280 Log file, useful mostly for debugging
Tune-4073-PolskaEfterLappNils.abc 1027 ABC music file with the extracted tune(s)
Tune-4073-PolskaEfterLappNils.ps 45843 PostScript
Tune-4073-PolskaEfterLappNils.txt 1027 Plain-text file with the extracted tune(s)
Tune-4073-get.log 4528 Log file, useful mostly for debugging
Tune-40734-get.log 5659 Log file, useful mostly for debugging
Tune-40736-262_Spadill-001.svg 18181 Scalable Vector Graphics format
Tune-40736-262_Spadill.abc 1047 ABC music file with the extracted tune(s)
Tune-40736-262_Spadill.txt 1047 Plain-text file with the extracted tune(s)
Tune-40736-get.log 4084 Log file, useful mostly for debugging
These files should be available for 24 hours.