The think-cell add-in uses DirectX technology to render the think-cell user interface. Not all graphics adapters and graphics drivers provide full, standardized and bug-free support of DirectX.
To solve the problem, please check the following:
If you are using think-cell in a server-based Microsoft Office environment, refer to KB0185: There are screen drawing problems when I use think-cell in a server-based Microsoft Office environment.
If you performed the steps above and this issue still occurs, please contact our support team. Please describe the steps you have already performed and their results. Additionally, please send us the following files:
Please send us the think-cell log files. To do that, simply go to the think-cell Tab on the Ribbon in PowerPoint and click More → Request Support. The log files will be attached automatically to a new email.
Open a new Windows Explorer window and type
into the address field and press Enter.
If you want to browse to these directories but cannot see them, they are probably set to invisible. You can change that in Windows Explorer by checking: