Got HTTP status 404 Not Found for "http://roaringjelly.org/~jc/music/book/12Minuets12Dances/Landrin_Potpourri.abc"
pngcmd="(./ps2png 512 512 /Users/jc/w/tmp/Tune-1935-Landrin_Potpourri.ps) >>/Users/jc/w/tmp/Tune-1935-get.log 2>&1" returned status 256
http://roaringjelly.org/~jc/music/book/12Minuets12Dances/Landrin_Potpourri.abc

Error exit status 256; here are some files to check:
[P=tuneget V=1/1 B=0 scale=0.70 512x512 PNG]
filesizedescription
Coll_1935.log 266066 Log file, useful mostly for debugging
Coll_19350.log 261851 Log file, useful mostly for debugging
Coll_19352.log 505439 Log file, useful mostly for debugging
Coll_19356.log 263256 Log file, useful mostly for debugging
Coll_19359.log 325076 Log file, useful mostly for debugging
Form_19354.log 1819 Log file, useful mostly for debugging
Form_19356.log 833 Log file, useful mostly for debugging
Tune-1935-Landrin_Potpourri.abc 167 ABC music file with the extracted tune(s)
Tune-1935-Landrin_Potpourri.ps 6 PostScript
Tune-1935-Landrin_Potpourri.txt 167 Plain-text file with the extracted tune(s)
Tune-1935-get.log 4291 Log file, useful mostly for debugging
Tune-19355-get.log 6642 Log file, useful mostly for debugging
Tune-19357-get.log 4594 Log file, useful mostly for debugging
Tune-19359-get.log 5429 Log file, useful mostly for debugging
These files should be available for 24 hours.