Internal error

[9c570aaa7686a0b5525b058d] /index.php?title=Special:Search&search=Template Wikimedia\Assert\PreconditionException: Precondition failed: This Title instance does not represent a proper page, but merely a link target.

Backtrace:

from C:\inetpub\wwwroot\Wiki\vendor\wikimedia\assert\src\Assert.php(49)
#0 C:\inetpub\wwwroot\Wiki\includes\title\Title.php(3934): Wikimedia\Assert\Assert::precondition()
#1 C:\inetpub\wwwroot\Wiki\includes\title\Title.php(3915): MediaWiki\Title\Title->assertProperPage()
#2 C:\inetpub\wwwroot\Wiki\includes\Revision\RevisionStore.php(1844): MediaWiki\Title\Title->getId()
#3 C:\inetpub\wwwroot\Wiki\includes\Revision\RevisionStore.php(1749): MediaWiki\Revision\RevisionStore->ensureRevisionRowMatchesPage()
#4 C:\inetpub\wwwroot\Wiki\includes\Revision\RevisionStore.php(1625): MediaWiki\Revision\RevisionStore->newRevisionFromRowAndSlots()
#5 C:\inetpub\wwwroot\Wiki\includes\Revision\RevisionStore.php(2368): MediaWiki\Revision\RevisionStore->newRevisionFromRow()
#6 C:\inetpub\wwwroot\Wiki\includes\Revision\RevisionStore.php(1304): MediaWiki\Revision\RevisionStore->loadRevisionFromConds()
#7 C:\inetpub\wwwroot\Wiki\includes\search\RevisionSearchResultTrait.php(54): MediaWiki\Revision\RevisionStore->getRevisionByTitle()
#8 C:\inetpub\wwwroot\Wiki\includes\search\RevisionSearchResult.php(18): RevisionSearchResult->initFromTitle()
#9 C:\inetpub\wwwroot\Wiki\includes\search\SqlSearchResult.php(37): RevisionSearchResult->__construct()
#10 C:\inetpub\wwwroot\Wiki\includes\search\SqlSearchResultSet.php(61): SqlSearchResult->__construct()
#11 C:\inetpub\wwwroot\Wiki\includes\search\SearchResultSet.php(76): SqlSearchResultSet->extractResults()
#12 C:\inetpub\wwwroot\Wiki\includes\search\SearchResultSet.php(187): SearchResultSet->count()
#13 C:\inetpub\wwwroot\Wiki\includes\search\SearchEngine.php(206): SearchResultSet->shrink()
#14 C:\inetpub\wwwroot\Wiki\includes\search\SearchEngine.php(101): SearchEngine->maybePaginate()
#15 C:\inetpub\wwwroot\Wiki\includes\specials\SpecialSearch.php(466): SearchEngine->searchText()
#16 C:\inetpub\wwwroot\Wiki\includes\specials\SpecialSearch.php(248): MediaWiki\Specials\SpecialSearch->showResults()
#17 C:\inetpub\wwwroot\Wiki\includes\specialpage\SpecialPage.php(727): MediaWiki\Specials\SpecialSearch->execute()
#18 C:\inetpub\wwwroot\Wiki\includes\specialpage\SpecialPageFactory.php(1621): MediaWiki\SpecialPage\SpecialPage->run()
#19 C:\inetpub\wwwroot\Wiki\includes\MediaWiki.php(357): MediaWiki\SpecialPage\SpecialPageFactory->executePath()
#20 C:\inetpub\wwwroot\Wiki\includes\MediaWiki.php(960): MediaWiki->performRequest()
#21 C:\inetpub\wwwroot\Wiki\includes\MediaWiki.php(613): MediaWiki->main()
#22 C:\inetpub\wwwroot\Wiki\index.php(50): MediaWiki->run()
#23 C:\inetpub\wwwroot\Wiki\index.php(46): wfIndexMain()
#24 {main}