Some of the Solution to fix this issue:
Solution # 1: Using Microsoft Easy Fix Tool :
Download the tool and follow steps.
This solution is only for Windows 7, Windows Vista, Windows XP, Windows Server 2008 and Windows Server 2003
Solution # 2: Resetting Internet Explorer Settings
Following following steps:
* Go to Internet Options/ Internet Properties window, click Advanced tab and press on Reset button and OK buttons, You are done
*Open Reset Internet Explorer Settings window, check the "Delete Personal Settings" option and click "Reset" A
Choose Internet Explorer and Outlook as your default programs. Restare Internet Explorer. Test to open link from outlook and see if problem is still there or not.
Solution # 3: Using another pc registry key
Step 1: Get the Export registry key from another pc
Step 2: Import the above registry key into your problem pc