This exception signals a failed attempt to access a resource (for example, trying to delete a read-only file).

public class UnauthorizedAccessException : SystemException {
// Public Constructors
   public UnauthorizedAccessException( );
   public UnauthorizedAccessException(string message);
   public UnauthorizedAccessException(string message,
        Exception inner);
// Protected Constructors
   protected UnauthorizedAccessException(System.Runtime.Serialization.SerializationInfo info,
        System.Runtime.Serialization.StreamingContext context);
}

Hierarchy

Object Exception(System.Runtime.Serialization.ISerializable) SystemException UnauthorizedAccessException