frames.php
public function getTransportError()
    {
        if (is_integer($this->focus)) {
            return $this->frames[$this->focus]->getTransportError();
        }

        return $this->frameset->getTransportError();
    }
public function getTransportError()
    {
        if (is_integer($this->focus)) {
            return $this->frames[$this->focus]->getTransportError();
        }

        return $this->frameset->getTransportError();
    }
public function getTransportError ( ) { if ( is_integer ( $ this -> focus ) ) { return $ this -> frames [ $ this -> focus ] -> getTransportError ( ) ; } return $ this -> frameset -> getTransportError ( ) ; }
Accessor for last error.

@return string        Error from last response.
Accessor for last error .