The solution is to disable Aware MS Office from PowerPoint Options. The details please see the below:

Steps for Office 2010

1. Open PowerPoint
2. Click on File in the top left corner of PowerPoint
3. Select PowerPoint Options
4. Select Add-ins on the left
5. On the lower right window click on Go to the right of Manage COM Add-ins
6. If Aware MS Office Add-in appears in the list please uncheck the box to the left. (Please ensure PowerCom remains checked)
7. Click OK
8. Close PowerPoint