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

PDX Tools - Modern EU4 Save Analyzer

Why does my game keep doing this? Lost so many save files cause of this. : r/hoi4

Hoi4 Aussa

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