This error occurs when the MSCOMCTL.OCX program does not automatically register the file. Try saving it again and see if that helps. Follow the steps. 1. Press Windows + X, click Command Prompt (Admin). 2. Type the following prompt and press Enter to unregister the file. regsvr32 /u MSCOMCTL.OCX. 3.
The MSMASK32.ocx component may also have one of its dependencies incorrectly registered; the file is lost or invalid. Error – Rendering Error ‘339’: Component ‘FM20.DLL’ or a component generated from its dependencies is not properly documented: the file is missing or corrupted. Error – MSCOMCTL Runtime Error 339.OCX
Step 1: Open File Explorer and navigate to the C:\Windows\System32 folder. After that, make sure that the MSCOMCTL.OCX file belongs to us in the appropriate location. Step 2: Run Command Line Administrator as and run the following commands: Wait for the most important file to be successfully saved and your issue should still be resolved.
When trying to run any application on Windows 10, it keeps showing error 339, MSINET.OCX after trying so many times to fix it. This thread is locked. You can subscribe to a question or upvote it, but you can’t answer in which thread. This means that you are not passing the command in an elevated command prompt, or the registry permissions are almost always wrong.
How to fix error 339 MSCOMCTL ocx?
This error occurs when using MSCOMCTL. Follow the steps.
What is the runtime error 339 mscomct2.ocx?
Runtime Error 339: MSCOMCT2.OCX is not properly registered. The MSCOMCT2.OCX file is missing or contains a virus. Problem with module “MSCOMCT2.OCX” failed. Make sure the binary is saved to the specified path, or debug it to find issues between binary or dependent .DLL entries.
What is the runtime error 339 for tabctl32.ocx?
Runtime error 339: Tabctl32.ocx is not registered correctly. The Tabctl32.ocx file is missing or infected. Problem with Tabctl32.ocx module failed. Make sure the binary is saved to the specified path, or debug it to check for issues with dependent binary or dll file types.

Ermias is a tech writer with a passion for helping people solve Windows problems. He loves to write and share his knowledge with others in the hope that they can benefit from it. He’s been writing about technology and software since he was in college, and has been an avid Microsoft fan ever since he first used Windows 95.