help, rooted with no root access

yesterday I tried to change some rules in the firewall but avast told me that it can’t get root access,. the same happened with titanium backup. My galaxy mini is rooted but with no root access !
what could have happened ? how to fix this??

thnx a lot

You might want to try looking in this forum http://forum.xda-developers.com/. Somewhere in there they can walk you through how to root your phone, etc., and they are recommended by other forums that use Androids.