...
>Did anybody have similar problem...
Not in my code.
> ...and knows how to solve it?
One strategy might be to post your code, or more
specifically, an SSCCE* that can produce this effect
(occasionally, if not always).
* <http://www.physci.org/codes/sscce.html>

Signature
Andrew Thompson
http://www.athompson.info/andrew/
tereferekuku - 07 Jun 2007 09:17 GMT
I was calling swing methods (rendering of the tree) on non swing
thread. After fixing that it works fine.
Thanks,
Arek