ERROR Possible problem with your *.gtw.xml module file.

ERROR Possible problem with your *.gtw.xml module file. This compiled time user.agent value (gecko1_*) does not match the runtime user.agent value

http://support.microsoft.com/kb/923737/en-us

Manually open the Reset Internet Explorer Settings dialog box

1. Close all Internet Explorer and Explorer windows that are currently open.
2. Start Internet Explorer.
   
   Note If you are running Windows 8.1 or Windows 8, start Internet Explorer from the desktop. Changing your settings will affect both Internet Explorer and Internet Explorer that you start from the desktop.
3. On the Tools menu, tap or click Internet options. If you don't see the Tools menu, press Alt.
4. In the Internet Options window, tap or click the Advanced tab.
5. Tap or click Reset. If you're using Windows Internet Explorer 6, click Restore Default.

1. In the Reset Internet Explorer Settings dialog box, tap or click Reset.
   
   Note Select the Delete personal settings check box if you also want to remove browsing history, search providers, Accelerators, home pages, Tracking Protection, and ActiveX Filtering data.
2. When Internet Explorer finishes applying the default settings, tap or click Close, and then tap or click OK.
3. Exit and then start Internet Explorer.