Warning: array_keys() expects parameter 1 to be array, null given in templates/dreebit-ibt/metamodel_prerendered_product_details.html5 on line 51

#0 [internal function]: __error(2, 'array_keys() ex...', '/kunden/147811_...', 51, Array)
#1 templates/dreebit-ibt/metamodel_prerendered_product_details.html5(51): array_keys(NULL)
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/kunden/147811_...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse('html5')
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render('', Object(MetaModels\FrontendIntegration\Content\ModelList))
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement(Object(Contao\ContentModel), 'main')
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate(false)
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle(Object(Contao\ArticleModel), false, false, 'main')
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule('0', 'main')
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate(Object(Contao\PageModel), true)
#16 index.php(20): Contao\FrontendIndex->run()
#17 {main}

Warning: implode(): Invalid arguments passed in templates/dreebit-ibt/metamodel_prerendered_product_details.html5 on line 51

#0 [internal function]: __error(2, 'implode(): Inva...', '/kunden/147811_...', 51, Array)
#1 templates/dreebit-ibt/metamodel_prerendered_product_details.html5(51): implode(',', NULL)
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/kunden/147811_...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse('html5')
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render('', Object(MetaModels\FrontendIntegration\Content\ModelList))
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement(Object(Contao\ContentModel), 'main')
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate(false)
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle(Object(Contao\ArticleModel), false, false, 'main')
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule('0', 'main')
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate(Object(Contao\PageModel), true)
#16 index.php(20): Contao\FrontendIndex->run()
#17 {main}

Fatal error: Uncaught exception Exception with message Query error: You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near ') AND item_id != 897 GROUP BY item_id' at line 3 (SELECT item_id as id FROM `tl_metamodel_tag_relation` WHERE `att_id` = 26 AND value_id IN () AND item_id != 897 GROUP BY item_id) thrown in system/modules/core/library/Contao/Database/Statement.php on line 295

#0 system/modules/core/library/Contao/Database/Statement.php(264): Contao\Database\Statement->query()
#1 templates/dreebit-ibt/metamodel_prerendered_product_details.html5(58): Contao\Database\Statement->execute()
#2 composer/vendor/metamodels/core/src/MetaModels/Render/Template.php(300): include('/kunden/147811_...')
#3 composer/vendor/metamodels/core/src/MetaModels/ItemList.php(815): MetaModels\Render\Template->parse('html5')
#4 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(115): MetaModels\ItemList->render('', Object(MetaModels\FrontendIntegration\Content\ModelList))
#5 system/modules/core/classes/Hybrid.php(239): MetaModels\FrontendIntegration\HybridList->compile()
#6 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/MetaModelHybrid.php(102): Contao\Hybrid->generate()
#7 composer/vendor/metamodels/core/src/MetaModels/FrontendIntegration/HybridList.php(54): MetaModels\FrontendIntegration\MetaModelHybrid->generate()
#8 system/modules/core/library/Contao/Controller.php(484): MetaModels\FrontendIntegration\HybridList->generate()
#9 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement(Object(Contao\ContentModel), 'main')
#10 system/modules/core/modules/Module.php(287): Contao\ModuleArticle->compile()
#11 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#12 system/modules/core/library/Contao/Controller.php(417): Contao\ModuleArticle->generate(false)
#13 system/modules/core/library/Contao/Controller.php(277): Contao\Controller::getArticle(Object(Contao\ArticleModel), false, false, 'main')
#14 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule('0', 'main')
#15 system/modules/core/controllers/FrontendIndex.php(285): Contao\PageRegular->generate(Object(Contao\PageModel), true)
#16 index.php(20): Contao\FrontendIndex->run()
#17 {main}