midicmd="abc2midi /Users/jc/w/tmp/Tune-7391-Franks_Reel_RJ-A-32-8.abc -v -o /Users/jc/w/tmp/Tune-7391-Franks_Reel_RJ-A-32-8.midi >>/Users/jc/w/tmp/Tune-7391-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=0.65 512x512 ]
filesizedescription
Coll_7391.log 137087 Log file, useful mostly for debugging
Coll_73910.log 141597 Log file, useful mostly for debugging
Coll_73911.log 140992 Log file, useful mostly for debugging
Tune-7391-Franks_Reel_RJ-A-32-8.abc 850 ABC music file with the extracted tune(s)
Tune-7391-Franks_Reel_RJ-A-32-8.malt 0 Musical Instrument Digital Interface, alternate name for midi format
Tune-7391-Franks_Reel_RJ-A-32-8.mid 0 Musical Instrument Digital interface, shortened name for midi format
Tune-7391-Franks_Reel_RJ-A-32-8.midi 0 Musical Instrument Digital Interface, electronic version of the tune(s)
Tune-7391-Franks_Reel_RJ-A-32-8.txt 850 Plain-text file with the extracted tune(s)
Tune-7391-get.log 4040 Log file, useful mostly for debugging
Tune-73910-get.log 3216 Log file, useful mostly for debugging
These files should be available for 24 hours.