Repairs a trust relationship.
Assembly: System.DirectoryServices (in System.DirectoryServices.dll)
There is no trust relationship with the Forest object that is specified by targetForest.
A call to the underlying directory service resulted in an error.
The target server is either busy or unavailable.
targetForest is a null reference (Nothing in Visual Basic).
The object has been disposed.
The specified account does not have permission to perform this operation.