Hi team, I have self-hosted kratos in my machine. When i tried to access admin api getting following error. But i have default schema defined in it. If someone can help me on this , it'ill be great help

curl --location --request GET '<http://127.0.0.1:4434/admin/identities>'

{
  "error": {
    "code": 500,
    "status": "Internal Server Error",
    "reason": "The JSON Schema \"default\" for this identity's traits could not be found.",
    "message": "An internal server error occurred, please contact the system administrator"
  }
}