admin\controller\pages\setting\store.php
line 466
'value' => $this->data['config_customer_approval'] ? $this->data['config_customer_approval'] : 1, can't change the status in the admin panel,
'value' => $this->data['config_customer_approval'] will be ok . The value of $this->data['config_customer_approval'] is 0 or 1 ":" is not needed
line 517
'value' => $this->data['config_config_cart_weight'], config_cart_weight will be ok
