Warning: domdocument::domdocument() expects parameter 2 to be long, string given in C:\jirbis2_server\htdocs\jirbis2\libraries\joomla\document\opensearch\opensearch.php on line 115

Fatal error: Call to undefined method domdocument::createElementNS() in C:\jirbis2_server\htdocs\jirbis2\libraries\joomla\document\opensearch\opensearch.php on line 122