Im trying to edit a main Page on a new site; I,m getting this error & not sure why, as the file called into error is installed as it is called for. Any help is appreciated. New to Semantic Mediawiki.

Warning: Missing argument 2 for ParamProcessor \ParamDefinition::__construct(), called in /home/content/07/11469707/html/extensions/SemanticMediaWiki/includes/SMW_QueryProcessor.php on line 589 and defined in/home/content/07/11469707/html/extensions/Validator/includes/ParamProcessor/ParamDefinition.php on line 175

Fatal error: Call to a member function setPrintRequests() on a non-object in /home/content/07/11469707/html/extensions/SemanticMediaWiki/includes/SMW_QueryProcessor.php on line 79

john