{* ../../docs_src/handling_errors/tutorial005.py hl[14] *}

Jetzt versuchen Sie, einen ungültigen Artikel zu senden:

```JSON
{
  "title": "towel",
  "size": "XL"
}
```

Sie erhalten eine Response, die Ihnen sagt, dass die Daten ungültig sind, und welche den empfangenen Body enthält.

```JSON hl_lines="12-15"
{
  "detail": [
    {
      "loc": [

```JSON
{
  "title": "towel",
  "size": "XL"
}
```

👆 🔜 📨 📨 💬 👆 👈 💽 ❌ ⚗ 📨 💪:

```JSON hl_lines="12-15"
{
  "detail": [
    {
      "loc": [
        "body",
        "size"
      ],
      "msg": "value is not a valid integer",
      "type": "type_error.integer"
    }
  ],
  "body": {
    "title": "towel",
    "size": "XL"
  }
}
```

{* ../../docs_src/handling_errors/tutorial005.py hl[14] *}

Тепер спробуйте надіслати некоректний елемент, наприклад:

```JSON
{
  "title": "towel",
  "size": "XL"
}
```
Ви отримаєте відповідь, яка повідомить Вам, які саме дані є некоректні у вашому тілі запиту:


```JSON hl_lines="12-15"
{
  "detail": [
    {
      "loc": [
        "body",

		t.Fatalf("expected value false, got %t", ok)
	}

	formats[2].Erasure.This = ""
	if ok := formatErasureV3ThisEmpty(formats); !ok {
		t.Fatalf("expected value true, got %t", ok)
	}
}

// Tests xl format migration.
func TestFormatErasureMigrate(t *testing.T) {
	// Get test root.
	rootPath := t.TempDir()

	m := &formatErasureV1{}
	m.Format = formatBackendErasure
	m.Version = formatMetaVersionV1

				if s.walkReadMu != nil {
					s.walkReadMu.Unlock()
				}
				diskHealthCheckOK(ctx, err)
				if err != nil {
					// It is totally possible that xl.meta was overwritten
					// while being concurrently listed at the same time in
					// such scenarios the 'xl.meta' might get truncated
					if !IsErrIgnored(err, io.EOF, io.ErrUnexpectedEOF) {
						internalLogOnceIf(ctx, err, "metacache-walk-read-metadata")
					}

{* ../../docs_src/handling_errors/tutorial005.py hl[14] *}

Ahora intenta enviar un ítem inválido como:

```JSON
{
  "title": "towel",
  "size": "XL"
}
```

Recibirás un response que te dirá que los datos son inválidos conteniendo el body recibido:

```JSON hl_lines="12-15"
{
  "detail": [
    {
      "loc": [
        "body",

Você pode utilizá-lo enquanto desenvolve seu app para conectar o *body* e debugá-lo, e assim retorná-lo ao usuário, etc.

Tente enviar um item inválido como este:

```JSON
{
  "title": "towel",
  "size": "XL"
}
```

Você receberá uma *response* informando-o de que a data é inválida, e contendo o *body* recebido:

```JSON hl_lines="12-15"
{
  "detail": [
    {
      "loc": [
        "body",

Extra metadata maintained internally in `xl.meta` for a transitioned object

```
...
        "MetaSys": {
          "x-minio-internal-transition-status": "Y29tcGxldGU=",
          "x-minio-internal-transition-tier": "R0NTVElFUjE=",

{* ../../docs_src/handling_errors/tutorial005.py hl[14] *}

Now try sending an invalid item like:

```JSON
{
  "title": "towel",
  "size": "XL"
}
```

You will receive a response telling you that the data is invalid containing the received body:

```JSON hl_lines="12-15"
{
  "detail": [
    {
      "loc": [
        "body",

func writeAllMetadataWithRevert(ctx context.Context, disks []StorageAPI, origbucket, bucket, prefix string, files []FileInfo, quorum int, revert bool) ([]StorageAPI, error) {
	g := errgroup.WithNErrs(len(disks))

	// Start writing `xl.meta` to all disks in parallel.
	for index := range disks {
		g.Go(func() error {
			if disks[index] == nil {
				return errDiskNotFound
			}
			// Pick one FileInfo for a disk at index.
			fi := files[index]