: The most reliable way to fix a corrupted dlc.rpf is through your game launcher's built-in repair tool.
Instead of opening patchday4ng , locate the absolute highest patchday number currently present in your directory (for example, patchday28ng or newer). update x64 dlcpacks patchday4ng dlcrpf better
Open OpenIV and enable at the top right of the window. Navigate to the following path: mods/update/x64/dlcpacks/patchday4ng/ Step 2: Open dlc.rpf : The most reliable way to fix a corrupted dlc