Im trying to import templates from https://www.zabbix.org/wiki/Zabbix_Templates

Templates are:
File-Template_Windows_2008_R2_IIS_Servers.xml
File-Template_Windows_2008_R2_Server.xml
File-Template_Windows_2008_R2_DNS_Server.xml

Im getting the same error on all of them:

Argument 1 passed to DOMNode::appendChild() must be an instance of DOMNode, boolean given, called in /usr/share/zabbix/include/classes/import/CConfigurationImport.php on line 127 and defined [conf.import.php:130 ? CConfigurationImport->import() ? CXmlImport18::import() ? DOMNode->appendChild() in /usr/share/zabbix/include/classes/import/CXmlImport18.php:425]
DOMNode::appendChild() expects parameter 1 to be DOMNode, boolean given [conf.import.php:130 ? CConfigurationImport->import() ? CXmlImport18::import() ? DOMNode->appendChild() in /usr/share/zabbix/include/classes/import/CXmlImport18.php:425]