pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-8171-Had_Away_Frae_Me_Donald.ps) >>/Users/jc/w/tmp/Tune-8171-get.log 2>&1" returned status 256
http://tunearch.org/wiki/Had_Away_Frae_Me_Donald

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Form_81714.log 833 Log file, useful mostly for debugging
Tune-8171-Had_Away_Frae_Me_Donald.abc 259 ABC music file with the extracted tune(s)
Tune-8171-Had_Away_Frae_Me_Donald.ps 30927 PostScript
Tune-8171-Had_Away_Frae_Me_Donald.txt 259 Plain-text file with the extracted tune(s)
Tune-8171-get.log 4462 Log file, useful mostly for debugging
These files should be available for 24 hours.