Hello VNQ Software, please check if you have the same behavior in [https://support.mozilla.org/en-US/kb/troubleshoot-firefox-issues-using-safe-mode firefox safe mode]. also, you have in your [http://kb.mozillazine.org/Profile_folder_-_Firefox#Windows profile folder] a [http://kb.mozillazine.org/User.js_file User.js] file. The user.js file does not exist by default. If you create the file, forget it, if you have not create the file then delete the User.js file, to see if the problem goes away (some programs create and write in the file also). and, in order to assist you better, please follow the steps below to provide us crash IDs to help us learn more about your crash. #Enter ''about:crashes'' in the Firefox address bar and press Enter. A Submitted Crash Reports list will appear, similar to the one shown below. #Copy the '''5''' most recent Report IDs that start with '''bp-''' and paste them into your response here. [[Image:SubmittedCrashReports-Win7|width=520]] <br><br> Thank you for your help! More information and further troubleshooting steps can be found in the [[Firefox crashes - Troubleshoot, prevent and get help fixing crashes]] article.

Hi ideato, Report ID is : '''bp-403ef0e7-f498-4039-9318-f631e2140228'''

Hello, the crash report related to Norton, delete Norton extensions and deactivate your Norton security for a while and check it again. thank you