What is Predator PDM Run-time error '339'?
Problem
When trying to use a button in Predator PDM, a Run-time error '339': Component 'THREED.OCX' or one of its dependencies not correctly registered; a file is missing or invalid appears.
Solution
Use regsvr32 to fix the issue.
- Open an elevated Command Prompt session (type "cmd" in the start menu, press and hold shift + right-click and click Run as administrator)
- Type in the following:

- regsvr32 "C:\Program Files (x86)\Common Files\Predator Software\Sheridan3DControls\THREED32.OCX"

- Press Enter when done
- Upon success, you will see a success message

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