ELK snapshot ERROR

Elastic Stack Elasticsearch
1

Hi, when i try to make snapchot of mi cluster at NFS configuration it fails with this error:

{
  "type": "snapshot_exception",
  "reason": "[backups:snapshot-diarias-2023.09.12-y65vkdogt8y_lbs_ajcoaq/OuM8ZsvmQnqhHOczBm0dnA] failed to update snapshot in repository",
  "caused_by": {
    "type": "access_denied_exception",
    "reason": "/elk/backup/meta-OuM8ZsvmQnqhHOczBm0dnA.dat",
    "suppressed": [
      {
        "type": "exception",
        "reason": "failed to create blob container",
        "caused_by": {
          "type": "access_denied_exception",
          "reason": "/elk/backup/indices"
        }
      },
      {
        "type": "exception",
        "reason": "failed to create blob container",
        "caused_by": {
          "type": "access_denied_exception",
          "reason": "/elk/backup/indices"
        }
      },
      {
        "type": "exception",
        "reason": "failed to create blob container",
        "caused_by": {
          "type": "access_denied_exception",
          "reason": "/elk/backup/indices"
        }
      },
      {
        "type": "exception",
        "reason": "failed to create blob container",
        "caused_by": {
          "type": "access_denied_exception",
          "reason": "/elk/backup/indices"
        }
      },
      {
        "type": "exception",
        "reason": "failed to create blob container",
        "caused_by": {
          "type": "access_denied_exception",
          "reason": "/elk/backup/indices"
        }
      },
      {
        "type": "exception",
        "reason": "failed to create blob container",
        "caused_by": {
          "type": "access_denied_exception",
          "reason": "/elk/backup/indices"
        }
      },
      {
        "type": "exception",
        "reason": "failed to create blob container",
        "caused_by": {
          "type": "access_denied_exception",
          "reason": "/elk/backup/indices"
        }
      },
      {
        "type": "exception",
        "reason": "failed to create blob container",
        "caused_by": {
          "type": "access_denied_exception",
          "reason": "/elk/backup/indices"
        }
      },
      {
        "type": "exception",
        "reason": "failed to create blob container",
        "caused_by": {
          "type": "access_denied_exception",
          "reason": "/elk/backup/indices"
        }
      },
      {
        "type": "exception",
        "reason": "939 further exceptions were dropped"
      }
    ]
  }
}

and it have all de permision ho need in the file sistem.

Any idea?

Thanks