Hello, everytime i start a new campaign, i got a message it says "mission complete" when i load the mission, it affects to the campaign?

Im playing on il2 1946 4.12.2m with SAS MODACT 5.3 + AI flyable pack

thanks

Your game difficulties setting for the item No Instant Success has to be changed.

It has no effect on the full campaign, but it's required if your using the original campaign mode (that came with the original IL-2 game).