[Решено] Проблемы после установки JComments 2.3.0 на Joomla! 2.5.1 - Сообщения об ошибках

Strict Standards: is_a(): Deprecated. Please use the instanceof operator in /home/a5stu876/public_html/preziosi-themen.co.cc/components/com_jcomments/libraries/joomlatune/template.php on line 227

if (!is_a($tmpl, 'JoomlaTuneTemplate')) {
				unset($tmpl);
				$this->raiseError('Incorrect template: ' . $template);
				return false;
			}

if (!($tmpl instanceof "JoomlaTuneTemplate")) {
				unset($tmpl);
				$this->raiseError('Incorrect template: ' . $template);
				return false;
			}

Parse error: syntax error, unexpected T_CONSTANT_ENCAPSED_STRING, expecting T_STRING or T_VARIABLE or '$' in /home/a5stu876/public_html/preziosi-themen.co.cc/components/com_jcomments/libraries/joomlatune/template.php on line 227

Strict Standards: Non-static method JTable::isCheckedOut() should not be called statically in /home/a5stu876/public_html/preziosi-themen.co.cc/libraries/joomla/html/html/grid.php on line 198

if (!($tmpl instanceof JoomlaTuneTemplate)) {
				unset($tmpl);
				$this->raiseError('Incorrect template: ' . $template);
				return false;
			}

if ($row instanceof JTable)
		{
			$result = $row->isCheckedOut($userid);
		}
		else
		{
			$result = JTable::isCheckedOut($userid, $row->checked_out);
		}

if ($row instanceof JTable)
{
$result = $row->isCheckedOut($userid);
}
else
{
$result = false;
}