I have a problem with RB133, SR5(station-wds), SR2(ap-bridge) card …
The cards and ethers are in bridge.
Card SR2 changing status to not running …
enable and disable … no problem 10-20 min, after the time is again “not running” (NO R flag)
my english is poor and vodka is good 
Vodka is good. Its always nice find we have things in common. 
There are lots of reasons why this could be happening, we may need more information about your setup.
Are their any other wireless systems running in the area? You may be competing with another network. Try changing frequencies.
Mite have popped your diversity chip. are you using an omni without grounding? has this just happened recently? We need more detailed information of your network setup. -Jordan