I had some serious problems with the latest sv.First of all gui is very slow.All system is slowed down.I have also a problem on browsing pages(http).Also most of my downloads say: request timed out.Finally i downgraded to 23-09 and all this problems have gone

Looks like it could be this:
http://ktorrent.org/forum/viewtopic.php?t=895

If it's the same and you can lock down which svn revision it happened in that'd help a lot.

delta9 wrote:I had some serious problems with the latest sv.First of all gui is very slow.All system is slowed down.I have also a problem on browsing pages(http).Also most of my downloads say: request timed out.Finally i downgraded to 23-09 and all this problems have gone

That's interesting, I will see what changed in that week.