Internal error

[Zh5rTSDNstwoylTDMXlRwgAAAOw] /mw/Special:SearchByProperty/:Has-20Altitude-20Difference/1003 TypeError from line 402 of /home1/vilenya/public_html/mw/extensions/SemanticMediaWiki/src/SQLStore/QueryEngine/QueryEngine.php: implode(): Argument #2 ($array) must be of type ?array, string given

Backtrace:

#0 /home1/vilenya/public_html/mw/extensions/SemanticMediaWiki/src/SQLStore/QueryEngine/QueryEngine.php(402): implode(array, string)
#1 /home1/vilenya/public_html/mw/extensions/SemanticMediaWiki/src/SQLStore/QueryEngine/QueryEngine.php(224): SMW\SQLStore\QueryEngine\QueryEngine->getInstanceQueryResult(SMWQuery, integer)
#2 /home1/vilenya/public_html/mw/extensions/SemanticMediaWiki/src/SQLStore/SQLStore.php(369): SMW\SQLStore\QueryEngine\QueryEngine->getQueryResult(SMWQuery)
#3 /home1/vilenya/public_html/mw/extensions/SemanticMediaWiki/src/SQLStore/SQLStore.php(357): SMW\SQLStore\SQLStore->fetchQueryResult(SMWQuery)
#4 /home1/vilenya/public_html/mw/extensions/SemanticMediaWiki/src/MediaWiki/Specials/SearchByProperty/QueryResultLookup.php(169): SMW\SQLStore\SQLStore->getQueryResult(SMWQuery)
#5 /home1/vilenya/public_html/mw/extensions/SemanticMediaWiki/src/MediaWiki/Specials/SearchByProperty/PageBuilder.php(198): SMW\MediaWiki\Specials\SearchByProperty\QueryResultLookup->doQueryForNearbyResults(SMW\MediaWiki\Specials\SearchByProperty\PageRequestOptions, integer, boolean)
#6 /home1/vilenya/public_html/mw/extensions/SemanticMediaWiki/src/MediaWiki/Specials/SearchByProperty/PageBuilder.php(170): SMW\MediaWiki\Specials\SearchByProperty\PageBuilder->getNearbyResults(array, integer)
#7 /home1/vilenya/public_html/mw/extensions/SemanticMediaWiki/src/MediaWiki/Specials/SearchByProperty/PageBuilder.php(78): SMW\MediaWiki\Specials\SearchByProperty\PageBuilder->getResultHtml()
#8 /home1/vilenya/public_html/mw/extensions/SemanticMediaWiki/src/MediaWiki/Specials/SpecialSearchByProperty.php(81): SMW\MediaWiki\Specials\SearchByProperty\PageBuilder->getHtml()
#9 /home1/vilenya/public_html/mw/includes/specialpage/SpecialPage.php(569): SMW\MediaWiki\Specials\SpecialSearchByProperty->execute(string)
#10 /home1/vilenya/public_html/mw/includes/specialpage/SpecialPageFactory.php(558): SpecialPage->run(string)
#11 /home1/vilenya/public_html/mw/includes/MediaWiki.php(288): MediaWiki\Special\SpecialPageFactory->executePath(Title, RequestContext)
#12 /home1/vilenya/public_html/mw/includes/MediaWiki.php(865): MediaWiki->performRequest()
#13 /home1/vilenya/public_html/mw/includes/MediaWiki.php(515): MediaWiki->main()
#14 /home1/vilenya/public_html/mw/index.php(42): MediaWiki->run()
#15 {main}