Firstly, check all Outlook add ins because these are found as the major cause of errors and bugs in MS Outlook. Run your MS Outlook in safe mode. To run MS Outlook in safe mode:
Type "outlook.exe /safe" in run box.
If You want to get a complete and permanent solution for it then you have need a third party Outlook Recovery Tool which recover and repair all corrupted Outlook PST data. Read more:
Thanks & Regards