Now that you’ve fixed it, here is how to ensure this error never haunts you again.

If you double-click RPH and nothing happens (no menu, just a flash):

Understanding the cause helps you skip to the correct fix. Here are the top five reasons you are seeing this error:

For Steam users, this is typically C:\Program Files (x86)\Steam\steamapps\common\Grand Theft Auto V .

Right-click RAGEPluginHook.exe , go to Properties > Compatibility , and check Run this program as an administrator .