Fatal error: Uncaught exception Error with message Function name must be a string thrown in system/modules/pct_customelements/PCT/CustomElements/Core/Hooks.php on line 413
#0 [internal function]: PCT\CustomElements\Core\Hooks->loadValueHook('1', Object(PCT\CustomElements\Attributes\Checkbox))
#1 system/modules/pct_customelements/PCT/CustomElements/Core/Hooks.php(77): call_user_func_array(Array, Array)
#2 system/modules/pct_customelements/PCT/CustomElements/Core/Attribute.php(221): PCT\CustomElements\Core\Hooks::callstatic('loadValueHook', Array)
#3 system/modules/pct_customelements/PCT/CustomElements/Core/Attribute.php(284): PCT\CustomElements\Core\Attribute->getValue()
#4 system/modules/pct_customelements/PCT/CustomElements/Core/Attribute.php(324): PCT\CustomElements\Core\Attribute->loadValue('83roz7harjnsq9s', 0, '', Array)
#5 system/modules/pct_customelements/PCT/CustomElements/Core/TemplateAttribute.php(48): PCT\CustomElements\Core\Attribute->load()
#6 templates/quantum/customelement_layout_phone.html5(1): PCT\CustomElements\Core\TemplateAttribute->value()
#7 system/modules/core/library/Contao/BaseTemplate.php(88): include('/mnt/web421/b0/...')
#8 system/modules/core/library/Contao/Template.php(277): Contao\BaseTemplate->parse()
#9 system/modules/core/classes/FrontendTemplate.php(46): Contao\Template->parse()
#10 system/modules/pct_customelements/PCT/CustomElements/Core/CustomElement.php(336): Contao\FrontendTemplate->parse()
#11 system/modules/pct_customelements/PCT/CustomElements/Frontend/ModuleCustomElement.php(158): PCT\CustomElements\Core\CustomElement->render(Object(PCT\CustomElements\Core\FrontendTemplate))
#12 system/modules/core/modules/Module.php(282): PCT\CustomElements\Frontend\ModuleCustomElement->compile()
#13 system/modules/pct_customelements/PCT/CustomElements/Frontend/ModuleCustomElement.php(127): Contao\Module->generate()
#14 system/modules/core/library/Contao/Controller.php(313): PCT\CustomElements\Frontend\ModuleCustomElement->generate()
#15 system/modules/core/pages/PageRegular.php(133): Contao\Controller::getFrontendModule(Object(Contao\ModuleModel), 'header')
#16 system/modules/core/controllers/FrontendIndex.php(267): Contao\PageRegular->generate(Object(Contao\PageModel), true)
#17 index.php(20): Contao\FrontendIndex->run()
#18 {main}