X:21 not found in http://www.novasession.com/bw/bwpolkas.txt
Error exit status 256; here are some files to check:
[P=get.cgi V=1/1 B=0 scale=0.60 512x512 ]
file
size
description
Tune-88701-bwpolkas.abc
0
ABC music file with the extracted tune(s)
Tune-88701-bwpolkas.txt
0
Plain-text file with the extracted tune(s)
Tune-88701-get.log
3274
Log file, useful mostly for debugging
These files should be available for 24 hours.