To prevent x64a.rpf errors from happening again in the future, follow strict modding protocols:
The most common issue modders face is a game that crashes on startup or fails to load correctly. When this happens, x64a.rpf is often involved. X64a.rpf Download
Find and click on the three dots (...) next to it. Click on Manage in the dropdown menu. To prevent x64a
: If your launcher specifically names this file as missing. Why You Should Avoid Third-Party Downloads X64a.rpf Download