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(1/1) ContextErrorException

Warning: count(): Parameter must be an array or an object that implements Countable

in wkgoogletagmanager.php line 763
at WkGoogleTagManager->hookActionFrontControllerSetMedia()in Hook.php line 1007
at HookCore::coreCallHook()in Hook.php line 431
at HookCore::callHookOn()in Hook.php line 944
at HookCore::exec()in FrontController.php line 978
at FrontControllerCore->setMedia()in Controller.php line 291
at ControllerCore->run()in Dispatcher.php line 518
at DispatcherCore->dispatch()in index.php line 28