A [Room] Tag was deleted, but the corresponding [Room] still exists. You can place another tag for the [Room] using the [Room] Tag tool or select the [Room] and delete it.

public static FailureDefinitionId RoomTagDeleted { get; }

Public Shared ReadOnly Property RoomTagDeleted As FailureDefinitionId
	Get

public:
static property FailureDefinitionId^ RoomTagDeleted {
	FailureDefinitionId^ get ();
}