Non-nullable field '_modCategory' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.

Non-nullable field '_TwoTeamBalanceDivisor' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.

Non-nullable field '_TwoTeamBalanceAddend' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.

Non-nullable field '_ThreeTeamBalanceDivisor' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.

Non-nullable field '_ThreeTeamBalanceAddend' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.

Non-nullable field '_PreventEarlyTeamSwitches' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.

Non-nullable field '_AllowTeamSwitchAfterTime' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.

Nullability of reference types in type of parameter 'source' of 'void BasicTeamBalance.HandleTimerAllowTeamSwitching(object source, ElapsedEventArgs e)' doesn't match the target delegate 'ElapsedEventHandler' (possibly because of nullability attributes).

Non-nullable field '_modCategory' must contain a non-null value when exiting constructor. Consider declaring the field as nullable.