Erro de configuração do administrador: Índice indefinido: id no Iterator.php na linha 59
Alguém pode me explicar esse erro? Exception #0 (Exception): Notice: Undefined index: id in /home/staging/vendor/magento/module-config/Model/Config/Structure/Element/Iterator.php on line 59 #0 /home/staging/vendor/magento/module-config/Model/Config/Structure/Element/Iterator.php(59): Magento\Framework\App\ErrorHandler->handler(8, 'Undefined index...', '/home/asconveyo...', 59, Array) #1 /home/staging/vendor/magento/module-config/Model/Config/Structure.php(92): Magento\Config\Model\Config\Structure\Element\Iterator->setElements(Array, 'default') #2 /home/staging/var/generation/Magento/Config/Model/Config/Structure/Interceptor.php(24): Magento\Config\Model\Config\Structure->getTabs() #3 /home/staging/vendor/magento/module-config/Model/Config/Structure.php(135): Magento\Config\Model\Config\Structure\Interceptor->getTabs() #4 /home/staging/var/generation/Magento/Config/Model/Config/Structure/Interceptor.php(63): Magento\Config\Model\Config\Structure->getFirstSection() #5 /home/staging/vendor/magento/module-config/Controller/Adminhtml/System/AbstractConfig.php(57): Magento\Config\Model\Config\Structure\Interceptor->getFirstSection() #6 /home/staging/vendor/magento/framework/Interception/Interceptor.php(74): Magento\Config\Controller\Adminhtml\System\AbstractConfig->dispatch(Object(Magento\Framework\App\Request\Http)) #7 /home/staging/vendor/magento/framework/Interception/Chain/Chain.php(70): Magento\Config\Controller\Adminhtml\System\Config\Index\Interceptor->___callParent('dispatch', Array) #8 …