Invalid constructor argument 2 for service "[REMOVED]": argument 1 must be defined before. Check your     service definition.

services:    # default configuration for services in *this* file    _defaults:        public: true        bind:            $a: 'A'    App\Controller\IndexController:        arguments:            $b: 'B'            $c: 'C'

class IndexController{    public function __construct($b, $a, $c)    {    }}

!!  In DefinitionErrorExceptionPass.php line 54:!!                                                                                 !!    Invalid constructor argument 2 for service "App\Controller\IndexController"  !!    : argument 1 must be defined before. Check your service definition.