pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-94096-1809_Cahusac_FTM.ps) >>/Users/jc/w/tmp/Tune-94096-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/DftY/1809_Cahusac_FTM.abc

Error exit status 256; here are some files to check:
[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Form_94096.log 804 Log file, useful mostly for debugging
Tune-94096-1809_Cahusac_FTM.abc 12029 ABC music file with the extracted tune(s)
Tune-94096-1809_Cahusac_FTM.ps 123488 PostScript
Tune-94096-1809_Cahusac_FTM.txt 12029 Plain-text file with the extracted tune(s)
Tune-94096-get.log 19028 Log file, useful mostly for debugging
These files should be available for 24 hours.