Merging Enum to Request throws Expected a scalar, or an array as a 2nd argument to "Symfony\Component\HttpFoundation\InputBag::set()

[digvijayad]

Laravel Version

10.19

PHP Version

8.2.9

Database Driver & Version

No response

Description

After upgrade to 10.19 from 10.16 the app throws exception when merging Enum to FormRequest object.

 public function initiateTransaction(CreateTransactionRequest $request): JsonResponse
    {
        $request->merge([
            'status' => TransactionStatus::Initiated,
        ]);
    }

InvalidArgumentException: Expected a scalar, or an array as a 2nd argument to "Symfony\Component\HttpFoundation\InputBag::set()", "App\Enums\TransactionStatus" given. in E:\source\src\laravel10\vendor\symfony\http-foundation\InputBag.php:70

Steps To Reproduce

1. Create a new FormRequest object.
2. In the Controller, merge an enum with form request object.

$request->merge([
            'status' => TransactionStatus::Initiated,
        ]);

[crynobone]

Unfortunately there was a breaking change in Symfony which made us implement #47838. So this will probably stay, sorry.