midicmd="abc2midi /Users/jc/w/tmp/Tune-8462-John_of_Bon_Accord.abc -v -o /Users/jc/w/tmp/Tune-8462-John_of_Bon_Accord.midi >>/Users/jc/w/tmp/Tune-8462-get.log 2>&1" returned status 256.

Error exit status 256; here are some files to check:

[P=get.cgi V=1/1 B=0 scale=0.60 512x512 ]
filesizedescription
Coll_84622.log 69044 Log file, useful mostly for debugging
Coll_84625.log 63104 Log file, useful mostly for debugging
Form_84621.log 740 Log file, useful mostly for debugging
Tune-8462-John_of_Bon_Accord.abc 261 ABC music file with the extracted tune(s)
Tune-8462-John_of_Bon_Accord.malt 0 Musical Instrument Digital Interface, alternate name for midi format
Tune-8462-John_of_Bon_Accord.mid 0 Musical Instrument Digital interface, shortened name for midi format
Tune-8462-John_of_Bon_Accord.midi 0 Musical Instrument Digital Interface, electronic version of the tune(s)
Tune-8462-John_of_Bon_Accord.txt 261 Plain-text file with the extracted tune(s)
Tune-8462-get.log 11494 Log file, useful mostly for debugging
Tune-84620-get.log 4413 Log file, useful mostly for debugging
Tune-84621-get.log 3665 Log file, useful mostly for debugging
Tune-84623-get.log 13265 Log file, useful mostly for debugging
Tune-84625-get.log 3346 Log file, useful mostly for debugging
These files should be available for 24 hours.