TechSmith Relay (Self-Hosted): Share to Relay results in an Error 126 from Camtasia Studio

When attempting to publish your video to the TechSmith Relay server from Camtasia Studio, an error appears.

The error message may look similar to this:




This is caused by a missing Microsoft C++ package, and can be resolved by installing the missing package using these steps.

  1. Navigate to
    • If the link above has moved, simply search for "Microsoft C++ Redistributable 2013" in your chosen search engine
  2. Click the Download link and select the vcredist_x86.exe package from the package selection.
  3. Click the Next button.
  4. Once the download has completed, Run the vcredist_x86.exe package by double-clicking on it.
  5. Step through the wizard following the on-screen prompts.
  6. When the installation is completed, click Finish/Close or close the window.
  7. Re-attempt the Produce and Share > Share to TechSmith Relay in Camtasia Studio.  You should now be prompted to login with your TechSmith Relay credentials.

Note:  If the issue persists, please follow the instructions again, but choose the vcredist_x64.exe package and complete the steps.