In my case, this was caused by having a VR project that I was running on a new version of Unity (2018.3.0f2) without having the OpenVR package installed.

Easy fix: Open the Package Manager (Window->Package Manager), select “OpenVR” in the package list and click install. Restart Unity

 


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2 responses to “Unity: DllNotFoundException: openvr_api”

  1. THANK YOU, got this problem from the last update and it was ruining everything.

  2. That saved my day TAT thanks!!!

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