Any ideas what this error means?
Code:
<?xml version="1.0"?>
<execution-result status="error"><message code="InternalDtdValidationFailed" severity="error"><context>void plesk::validateSchema(plesk::tXmlDocument&, const std::string&)</context><file>./xml_parse.cpp</file><line>412</line><text>Failed validation of the document with its internal DTD. The errors are: Element 'ftpusers': This element is not expected. Expected is ( sites ).Element 'ftpusers': This element is not expected. Expected is ( sites )..</text></message></execution-result>