File Upload Error 422

{
  "message": "The files.0 failed to upload.",
  "errors": {
    "files.0": [
      "The files.0 failed to upload."
    ]
  }
}

{
  "message": "The files.0 failed to upload.",
  "errors": {
    "files.0": [
      "The files.0 failed to upload."
    ]
  }
}