Hold the Ctrl key and click on Outlook icon and open in safe mode, now check with Outlook. If you are able to work without any issues then it is due to add-ins you were not able to open. Follow the steps below and disable add-ins in Outlook 2010.
1. Open Outlook
2. Click on File> options> Add-ins
3. Click on ‘GO’ beside Manage – COM Add-ins and uncheck the add-ins and click ok.
4. Close and open Outlook and check to open add-ins
If the above step does not fix the issue, follow the link and create new profile and check.