pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-149-3292_Miss_Grant_of_Grant.ps) >>/Users/jc/w/tmp/Tune-149-get.log 2>&1" returned status 256
http://john-chambers.us/~jc/music/book/Gow/CR/3292_Miss_Grant_of_Grant.abc

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

[get.cgi V=1/1 B=0 scale=0.55 512x512 PNG]
filesizedescription
Coll_14903.log 1286096 Log file, useful mostly for debugging
Coll_14907.log 1128735 Log file, useful mostly for debugging
Coll_14908.log 1300145 Log file, useful mostly for debugging
Coll_14914.log 1539517 Log file, useful mostly for debugging
Coll_14919.log 2431690 Log file, useful mostly for debugging
Coll_14925.log 1284691 Log file, useful mostly for debugging
Coll_14926.log 247801 Log file, useful mostly for debugging
Coll_1493.log 1201795 Log file, useful mostly for debugging
Coll_14930.log 1125925 Log file, useful mostly for debugging
Coll_14931.log 1298740 Log file, useful mostly for debugging
Coll_14933.log 1458911 Log file, useful mostly for debugging
Coll_14936.log 131195 Log file, useful mostly for debugging
Coll_14941.log 1125925 Log file, useful mostly for debugging
Coll_14942.log 1304360 Log file, useful mostly for debugging
Coll_14950.log 1284691 Log file, useful mostly for debugging
Coll_14952.log 2539876 Log file, useful mostly for debugging
Coll_14953.log 807518 Log file, useful mostly for debugging
Coll_14954.log 1304360 Log file, useful mostly for debugging
Coll_14955.log 285738 Log file, useful mostly for debugging
Coll_1496.log 1297335 Log file, useful mostly for debugging
Coll_14960.log 247801 Log file, useful mostly for debugging
Coll_14962.log 1286096 Log file, useful mostly for debugging
Coll_14963.log 1130140 Log file, useful mostly for debugging
Coll_14965.log 1298740 Log file, useful mostly for debugging
Coll_14974.log 2034080 Log file, useful mostly for debugging
Coll_14975.log 147318 Log file, useful mostly for debugging
Coll_14976.log 1304360 Log file, useful mostly for debugging
Coll_14983.log 247801 Log file, useful mostly for debugging
Coll_14985.log 1286096 Log file, useful mostly for debugging
Coll_14987.log 1130140 Log file, useful mostly for debugging
Coll_14991.log 1302955 Log file, useful mostly for debugging
Coll_14997.log 1288906 Log file, useful mostly for debugging
Form_14932.log 1130 Log file, useful mostly for debugging
Form_14937.log 857 Log file, useful mostly for debugging
Form_14964.log 1126 Log file, useful mostly for debugging
Form_14985.log 880 Log file, useful mostly for debugging
Form_14991.log 880 Log file, useful mostly for debugging
Form_14997.log 1132 Log file, useful mostly for debugging
Tune-149-3292_Miss_Grant_of_Grant.abc 688 ABC music file with the extracted tune(s)
Tune-149-3292_Miss_Grant_of_Grant.ps 37167 PostScript
Tune-149-3292_Miss_Grant_of_Grant.txt 688 Plain-text file with the extracted tune(s)
Tune-149-get.log 4726 Log file, useful mostly for debugging
Tune-14900-get.log 12695 Log file, useful mostly for debugging
Tune-14903-get.log 5188 Log file, useful mostly for debugging
Tune-14907-get.log 4052 Log file, useful mostly for debugging
Tune-14914-get.log 3971 Log file, useful mostly for debugging
Tune-14924-get.log 3961 Log file, useful mostly for debugging
Tune-14943-get.log 4849 Log file, useful mostly for debugging
Tune-14949-get.log 3878 Log file, useful mostly for debugging
Tune-1495-get.log 4595 Log file, useful mostly for debugging
Tune-14971-get.log 186898 Log file, useful mostly for debugging
Tune-14984-get.log 185815 Log file, useful mostly for debugging
These files should be available for 24 hours.