pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1526-ShiftinBobbins1.ps) >>/Users/jc/w/tmp/Tune-1526-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/Scotland/ShiftinBobbins1.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-1526-ShiftinBobbins1.abc 2191 ABC music file with the extracted tune(s)
Tune-1526-ShiftinBobbins1.ps 51202 PostScript
Tune-1526-ShiftinBobbins1.txt 2191 Plain-text file with the extracted tune(s)
Tune-1526-get.log 4953 Log file, useful mostly for debugging
Tune-15262-DrookitMousie-001.svg 1625 Scalable Vector Graphics format
Tune-15262-DrookitMousie.abc 202 ABC music file with the extracted tune(s)
Tune-15262-DrookitMousie.txt 202 Plain-text file with the extracted tune(s)
Tune-15262-get.log 4452 Log file, useful mostly for debugging
Tune-15265-get.log 1360 Log file, useful mostly for debugging
These files should be available for 24 hours.