Save file multiplayer bug (HOI4)

Hi everyone, so I've been having this problem about saved game in my single player campaign. Basically when I saved a game, it says that the Multiplayer for the save is enabeld (Multiplayer:Yes). That is what the saved said, usually it is

Versions Problem With HOI4 Paradox Interactive Forums

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How do I fix the hoi4 multiplayer I have uninstalled all mods, been in files and deleted everything in documents, and nothing still works. Please help : r/hoi4

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