protected function trigger_error( $code, $message, $type = E_USER_NOTICE ){
		$trace = debug_backtrace();
		$Err = PLUG::raise_error( $code, $message, $type, $trace );
		$this->on_trigger_error( $Err );
	}
protected function trigger_error( $code, $message, $type = E_USER_NOTICE ){
		$trace = debug_backtrace();
		$Err = PLUG::raise_error( $code, $message, $type, $trace );
		$this->on_trigger_error( $Err );
	}
protected function trigger_error ( $ code , $ message , $ type = E_USER_NOTICE ) { $ trace = debug_backtrace ( ) ; $ Err = PLUG :: raise_error ( $ code , $ message , $ type , $ trace ) ; $ this -> on_trigger_error ( $ Err ) ; }
Raise a PLUGError originating from this instance.
@param int error code.
@param string error message text
@param int error type constant
@return void
Raise a PLUGError originating from this instance .