pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-37652-1371-IvyLeaf-2nd.ps) >>/Users/jc/w/tmp/Tune-37652-get.log 2>&1" returned status 256
http://www.oldmusicproject.com/AA2ABC/1201-1800/Abc-1301-1400/1371-IvyLeaf-2nd.abc

Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.60 512x512 PNG]
filesizedescription
Tune-37652-1371-IvyLeaf-2nd.abc 552 ABC music file with the extracted tune(s)
Tune-37652-1371-IvyLeaf-2nd.ps 34912 PostScript
Tune-37652-1371-IvyLeaf-2nd.txt 552 Plain-text file with the extracted tune(s)
Tune-37652-get.log 8139 Log file, useful mostly for debugging
These files should be available for 24 hours.