Fatal error: Uncaught exception Error with message Function name must be a string thrown in system/modules/boxes/ModuleBoxes.php on line 217
#0 system/modules/boxes/ModuleBoxes.php(133): Magmell\Boxes\ModuleBoxes->getBoxesContentElement(Object(Magmell\Boxes\BoxesContentModule))
#1 system/modules/core/modules/Module.php(283): Magmell\Boxes\ModuleBoxes->compile()
#2 system/modules/boxes/ModuleBoxes.php(91): Contao\Module->generate()
#3 system/modules/core/library/Contao/Controller.php(313): Magmell\Boxes\ModuleBoxes->generate()
#4 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule(Object(Contao\ModuleModel), 'right')
#5 system/modules/core/controllers/FrontendIndex.php(267): Contao\PageRegular->generate(Object(Contao\PageModel), true)
#6 index.php(20): Contao\FrontendIndex->run()
#7 {main}