Frequently Asked Questions

OptiTUIO™ is not starting at all

• Root Cause: The required Microsoft Visual C++ redistributable package is missing.
• Resolution: Install the runtime by running vcredist_x64.exe located directly in the bin32 or bin64 directories of your extracted folder. If you still encounter failures, download the latest Visual C++ redistributable from the official Microsoft site.

OptiTUIO™ is not starting the User Interface (GUI)

• Root Cause: A corrupted license file or caching issue.
• Resolution:

1. Open Windows File Explorer.
2. Navigate to your app data folder by typing %APPDATA%\OptiTUIO in the navigation path (this resolves to C:\Users\<username>\AppData\Roaming\OptiTUIO).
3. Delete the file named license.otlic.
4. Restart the calibration tool.
5. Re-import your valid license file under Help -> Install license.

No touch points are detected

• Checklist:

1. Confirm your sensor status displays as active (green indicator) and scans are showing up as a blue area in the preview window.
2. Verify that a screen has been created under the Screens tab.
3. Ensure the screen has been assigned to the active device under the Devices tab.
4. Confirm that an active output receiver (TUIO, Mouse, or Touch) is set up under the Output tab and mapped to the screen.

Technical Support Contact

If you have confirmed connection configurations and still experience anomalies, contact our technical support:

• Support Email: optituio@interactive-asia.com