Agent execution terminated due to error - Only happens on my account (Google AI Ultra plan)

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i’m on a paid subscription and have been getting this for 2 months now, i have not been able to use it at all. It is absurd.

{

“error”: {

"code": 503,

"details": \[

  {

    "@type": "type.googleapis.com/google.rpc.ErrorInfo",

    "domain": "cloudcode-pa.googleapis.com",

    "metadata": {

      "OVERLOADED_TOO_MANY_RETRIES_PER_REQUEST": "true",

      "model": "gemini-pro-agent"

    },

    "reason": "MODEL_CAPACITY_EXHAUSTED"

  }

\],

"message": "No capacity available for model gemini-pro-agent on the server",

"status": "UNAVAILABLE"

}

}