{{#ask: [[Summary:+]] [[Status::Open]]

}}

The culprit is the line with ?-

Unexpected non-MediaWiki exception encountered, of type "InvalidArgumentException"
exception 'InvalidArgumentException' with message 'Data provided for print request does not fit the type of printout.' in /www/w/extensions/SemanticMediaWiki/includes/storage/SMW_PrintRequest.php:52
Stack trace:
#0 /www/w/extensions/SemanticMediaWiki/includes/SMW_QueryProcessor.php(306): SMWPrintRequest->__construct(1, '', Object(SMWPropertyValue), '')
#1 /www/w/extensions/SemanticMediaWiki/includes/SMW_QueryProcessor.php(346): SMWQueryProcessor::processFunctionParams(Array, '[[Summary:+]] [...', Array, Array, false)
#2 /www/w/extensions/SemanticMediaWiki/includes/parserhooks/SMW_Ask.php(34): SMWQueryProcessor::getResultFromFunctionParams(Array, 2)
#3 [internal function]: SMWAsk::render(Object(Parser), '[[Summary:+]] [...', '?-', '?Developer', '?Thread')
#4 /www/w/includes/parser/Parser.php(3238): call_user_func_array(Array, Array)
#5 /www/w/includes/parser/Preprocessor_DOM.php(1073): Parser->braceSubstitution(Array, Object(PPFrame_DOM))
#6 /www/w/includes/parser/Parser.php(3027): PPFrame_DOM->expand(Object(PPNode_DOM), 0)
#7 /www/w/includes/parser/Parser.php(1128): Parser->replaceVariables('{{#ask: [[Summa...')
#8 /www/w/includes/parser/Parser.php(368): Parser->internalParse('{{#ask: [[Summa...')
#9 /www/w/includes/EditPage.php(2664): Parser->parse('{{#ask: [[Summa...', Object(Title), Object(ParserOptions))
#10 /www/w/includes/EditPage.php(1760): EditPage->getPreviewText()
#11 /www/w/includes/EditPage.php(401): EditPage->showEditForm()
#12 /www/w/includes/actions/EditAction.php(51): EditPage->edit()
#13 /www/w/includes/actions/EditAction.php(71): EditAction->show()
#14 /www/w/includes/Wiki.php(492): SubmitAction->show()
#15 /www/w/includes/Wiki.php(277): MediaWiki->performAction(Object(Article))
#16 /www/w/includes/Wiki.php(601): MediaWiki->performRequest()
#17 /www/w/includes/Wiki.php(511): MediaWiki->main()
#18 /www/w/index.php(58): MediaWiki->run()
#19 {main}

Version: unspecified
Severity: normal