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#0 system/modules/projekte/templates/mod_projekte_detail.html5(12): __error(2, 'Invalid argumen...', '/homepages/27/d...', 12, Array)
#1 system/modules/core/library/Contao/BaseTemplate.php(88): include('/homepages/27/d...')
#2 system/modules/core/library/Contao/Template.php(277): Contao\BaseTemplate->parse()
#3 system/modules/core/classes/FrontendTemplate.php(46): Contao\Template->parse()
#4 system/modules/core/modules/Module.php(306): Contao\FrontendTemplate->parse()
#5 system/modules/projekte/Module/Detail.php(45): Contao\Module->generate()
#6 system/modules/core/elements/ContentModule.php(59): Psi\Projekte\Module\Detail->generate()
#7 system/modules/core/library/Contao/Controller.php(476): Contao\ContentModule->generate()
#8 system/modules/core/modules/ModuleArticle.php(213): Contao\Controller::getContentElement(Object(Contao\ContentModel), 'main')
#9 system/modules/core/modules/Module.php(282): Contao\ModuleArticle->compile()
#10 system/modules/core/modules/ModuleArticle.php(67): Contao\Module->generate()
#11 system/modules/core/library/Contao/Controller.php(409): Contao\ModuleArticle->generate(false)
#12 system/modules/core/library/Contao/Controller.php(269): Contao\Controller::getArticle(Object(Contao\ArticleModel), false, false, 'main')
#13 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule('0', 'main')
#14 system/modules/core/controllers/FrontendIndex.php(267): Contao\PageRegular->generate(Object(Contao\PageModel), true)
#15 index.php(20): Contao\FrontendIndex->run()
#16 {main}