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Unable To Launch Outlook: Invalid XML Error

One of the main things that can really turn you off is when you are sending a mail-in a hurry and

Outlook just wouldn’t open! More than once, I’ve had the same experience with Outlook and

it has really annoyed me when I had to get help from my ill-mannered neighbor. But when

you come to think about it, resolving the issue was far easier than consulting my neighbor!

Invalid XML file detains Outlook from opening

The problem that I faced was that of the error message “Cannot start Microsoft Outlook.

Cannot open the Outlook window.” popping up whenever I tried to open Outlook. These error

messages can sometimes be like “Cannot start Microsoft Outlook. Cannot open the Outlook

window. Invalid XML, the view cannot be loaded”.

There are several reasons for such problems to occur. But it is mostly seen that some Office

2007 Service Pack 2 updates cause this error for certain configurations. But it can occur in

other versions of Outlook as well.

Outlook invalid XML
Click Error Outlook invalid XML

Reasons for this issue

The problem arises when the configuration file for the Navigation Pane gets corrupted. This

causes the failure of the Outlook launch. But like every other trifling problem in Outlook, this

one also can be resolved easily. For this, you can follow the simple guidelines given below:

In Windows Vista and Windows 7, the procedure for resolving this issue is almost the same.

For this, you must first click “Start” and then type “outlook.exe/resetnavpane” and then hit


In Windows XP the procedure is as follows:
Outlook invalid XML


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