Symfony\Component\Debug\Exception\ContextErrorException:
Warning: array_filter() expects parameter 1 to be array, boolean given

  at vendor/metamodels/core/src/MetaModel.php:772
  at MetaModels\MetaModel->getIdsFromFilter(object(Filter), '', 0, 0, 'ASC')
     (vendor/metamodels/core/src/MetaModel.php:759)
  at MetaModels\MetaModel->findByFilter(object(Filter))
     (src/AppBundle/Forms/MmForms.php:60)
  at AppBundle\Forms\MmForms->onProcessFormData(array('company_name' => 'asdgfas', 'street' => '', 'plz' => '', 'country' => 'Deutschland', 'email' => '', 'phone' => '', 'fax' => '', 'slogan' => '', 'description' => '', 'invoice_address' => ''), array('id' => '13', 'tstamp' => '1547668988', 'title' => 'GJB - Stammdaten Gastro', 'alias' => 'gjb-stammdaten-gastro', 'jumpTo' => '0', 'sendViaEmail' => '', 'recipient' => '', 'subject' => '', 'format' => 'raw', 'skipEmpty' => '', 'storeValues' => '', 'targetTable' => '', 'customTpl' => 'form_wrapper', 'method' => 'POST', 'novalidate' => '', 'attributes' => 'a:2:{i:0;s:0:"";i:1;s:6:"formv2";}', 'formID' => '', 'allowTags' => '', 'nc_notification' => '0', 'cssID' => array(), 'typePrefix' => 'ce_', 'headline' => '', 'hl' => 'h1', 'Template' => object(FrontendTemplate)), array(), array('company_name' => 'Betriebsname wie "Zur Post"', 'street' => 'Strasse und Nummer', 'plz' => 'PLZ', 'country' => 'Land', 'email' => 'E-Mail', 'phone' => 'Telefon (mit Vorwahl)', 'fax' => 'Fax (mit Vorwahl)', 'slogan' => 'Slogan', 'description' => 'Beschreibung der Firma', 'logo' => 'Logo', 'image_company' => 'Firmenbild z.B. Außenaufnahme', 'video' => 'Video (MP4)', 'invoice_address' => 'Rechnungsadresse', 'invoice_street' => 'Straße + Nummer', 'invoice_zip' => 'PLZ', 'invoice_city' => 'Stadt', 'invoice_country' => 'Land'), object(Form))
     (vendor/contao/core-bundle/src/Resources/contao/forms/Form.php:538)
  at Contao\Form->processFormData(array('company_name' => 'asdgfas', 'street' => '', 'plz' => '', 'country' => 'Deutschland', 'email' => '', 'phone' => '', 'fax' => '', 'slogan' => '', 'description' => '', 'invoice_address' => ''), array('company_name' => 'Betriebsname wie "Zur Post"', 'street' => 'Strasse und Nummer', 'plz' => 'PLZ', 'country' => 'Land', 'email' => 'E-Mail', 'phone' => 'Telefon (mit Vorwahl)', 'fax' => 'Fax (mit Vorwahl)', 'slogan' => 'Slogan', 'description' => 'Beschreibung der Firma', 'logo' => 'Logo', 'image_company' => 'Firmenbild z.B. Außenaufnahme', 'video' => 'Video (MP4)', 'invoice_address' => 'Rechnungsadresse', 'invoice_street' => 'Straße + Nummer', 'invoice_zip' => 'PLZ', 'invoice_city' => 'Stadt', 'invoice_country' => 'Land'), array(object(FormFieldModel), 'company_name' => object(FormFieldModel), 'street' => object(FormFieldModel), 'plz' => object(FormFieldModel), 'country' => object(FormFieldModel), 'email' => object(FormFieldModel), 'phone' => object(FormFieldModel), 'fax' => object(FormFieldModel), object(FormFieldModel), object(FormFieldModel), 'slogan' => object(FormFieldModel), 'description' => object(FormFieldModel), 'logo' => object(FormFieldModel), 'image_company' => object(FormFieldModel), 'video' => object(FormFieldModel), object(FormFieldModel), 'invoice_address' => object(FormFieldModel), object(FormFieldModel), 'invoice_street' => object(FormFieldModel), 'invoice_zip' => object(FormFieldModel), 'invoice_city' => object(FormFieldModel), 'invoice_country' => object(FormFieldModel), object(FormFieldModel), object(FormFieldModel)))
     (vendor/contao/core-bundle/src/Resources/contao/forms/Form.php:259)
  at Contao\Form->compile()
     (vendor/contao/core-bundle/src/Resources/contao/classes/Hybrid.php:236)
  at Contao\Hybrid->generate()
     (vendor/contao/core-bundle/src/Resources/contao/forms/Form.php:89)
  at Contao\Form->generate()
     (vendor/contao/core-bundle/src/Resources/contao/library/Contao/Controller.php:480)
  at Contao\Controller::getContentElement(object(ContentModel), 'main')
     (vendor/contao/core-bundle/src/Resources/contao/modules/ModuleArticle.php:183)
  at Contao\ModuleArticle->compile()
     (vendor/contao/core-bundle/src/Resources/contao/modules/Module.php:220)
  at Contao\Module->generate()
     (vendor/contao/core-bundle/src/Resources/contao/modules/ModuleArticle.php:65)
  at Contao\ModuleArticle->generate(false)
     (vendor/contao/core-bundle/src/Resources/contao/library/Contao/Controller.php:420)
  at Contao\Controller::getArticle(object(ArticleModel), false, false, 'main')
     (vendor/contao/core-bundle/src/Resources/contao/library/Contao/Controller.php:279)
  at Contao\Controller::getFrontendModule('0', 'main')
     (vendor/contao/core-bundle/src/Resources/contao/pages/PageRegular.php:174)
  at Contao\PageRegular->prepare(object(PageModel))
     (vendor/contao/core-bundle/src/Resources/contao/pages/PageRegular.php:47)
  at Contao\PageRegular->getResponse(object(PageModel), true)
     (vendor/contao/core-bundle/src/Resources/contao/controllers/FrontendIndex.php:306)
  at Contao\FrontendIndex->renderPage(object(Collection))
     (vendor/contao/core-bundle/src/Resources/contao/controllers/FrontendIndex.php:75)
  at Contao\FrontendIndex->run()
     (vendor/contao/core-bundle/src/Controller/FrontendController.php:42)
  at Contao\CoreBundle\Controller\FrontendController->indexAction()
     (vendor/symfony/symfony/src/Symfony/Component/HttpKernel/HttpKernel.php:151)
  at Symfony\Component\HttpKernel\HttpKernel->handleRaw(object(Request), 1)
     (vendor/symfony/symfony/src/Symfony/Component/HttpKernel/HttpKernel.php:68)
  at Symfony\Component\HttpKernel\HttpKernel->handle(object(Request), 1, true)
     (vendor/symfony/symfony/src/Symfony/Component/HttpKernel/Kernel.php:200)
  at Symfony\Component\HttpKernel\Kernel->handle(object(Request))
     (web/app_dev.php:70)