pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-3490-Pols_Senn2.ps) >>/Users/jc/w/tmp/Tune-3490-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/Scand/Pols_Senn2.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_34908.log 457146 Log file, useful mostly for debugging
Tune-3490-Pols_Senn2.abc 2206 ABC music file with the extracted tune(s)
Tune-3490-Pols_Senn2.ps 53752 PostScript
Tune-3490-Pols_Senn2.txt 2206 Plain-text file with the extracted tune(s)
Tune-3490-get.log 4396 Log file, useful mostly for debugging
Tune-34904-CoanwoodStuarts-001.svg 65030 Scalable Vector Graphics format
Tune-34904-CoanwoodStuarts.abc 1909 ABC music file with the extracted tune(s)
Tune-34904-CoanwoodStuarts.txt 1909 Plain-text file with the extracted tune(s)
Tune-34904-get.log 4591 Log file, useful mostly for debugging
These files should be available for 24 hours.