User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; ru-RU; rv:1.8.1b1) Gecko/20060710 Firefox/2.0b1 Build Identifier: Mozilla/5.0 (Windows; U; Windows NT 5.1; ru-RU; rv:1.8.1b1) Gecko/20060710 Firefox/2.0b1 FF crashes after one disables an extension and then tries to disable another one. Reproducible: Always Steps to Reproduce: 1.Disable any extension in your extension list 2.Then (without restarting)select another extension and try to right click to select the disable option 3.FF crashes Actual Results: Browser crashes Expected Results: It should have let me disable as many extensions as I want before restart

Do you have the Console2 extension installed?

Yes I do . That is what i get in it but not sure if this relates to the problem Error: Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIDOMLocation.host] Source file: chrome://flags/content/browserOverlay.js Line: 50

*** This bug has been marked as a duplicate of 335747 ***