pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-7707-ScotlandsGardens.ps) >>/Users/jc/w/tmp/Tune-7707-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/Scotland/ScotlandsGardens.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_77072.log 669304 Log file, useful mostly for debugging
Coll_77075.log 282925 Log file, useful mostly for debugging
Coll_77077.log 271685 Log file, useful mostly for debugging
Tune-7707-ScotlandsGardens.abc 1683 ABC music file with the extracted tune(s)
Tune-7707-ScotlandsGardens.ps 46621 PostScript
Tune-7707-ScotlandsGardens.txt 1683 Plain-text file with the extracted tune(s)
Tune-7707-get.log 9050 Log file, useful mostly for debugging
Tune-77073-FF_vals5-001.svg 56656 Scalable Vector Graphics format
Tune-77073-FF_vals5.abc 1622 ABC music file with the extracted tune(s)
Tune-77073-FF_vals5.txt 1622 Plain-text file with the extracted tune(s)
Tune-77073-get.log 5235 Log file, useful mostly for debugging
Tune-77074-Tobogubben.abc 888 ABC music file with the extracted tune(s)
Tune-77074-Tobogubben.ps 42307 PostScript
Tune-77074-Tobogubben.txt 888 Plain-text file with the extracted tune(s)
Tune-77074-get.log 4399 Log file, useful mostly for debugging
These files should be available for 24 hours.