No capacity available for model gemini agent on the server

Trajectory ID: ****************
Error: HTTP 503 Service Unavailable
Sherlog:
TraceID: 0x***
Headers: {“Alt-Svc”:[“h3=“:443”; ma=,h3-29=“:443”; ma=*******”],“Content-Length”:[“421”],“Content-Type”:[“text/event-stream”],“Date”:[“Wed, Date 04:36:31 GMT”],“Server”:[“ESF”],“Server-Timing”:[“gfet4t7; dur=3753”],“Vary”:[“Origin”,“X-Origin”,“Referer”],“X-Cloudaicompanion-Trace-Id”:[“***********”],“X-Content-Type-Options”:[“nosniff”],“X-Frame-Options”:[“SAMEORIGIN”],“X-Xss-Protection”:[“0”]}

{
“error”: {
“code”: 503,
“details”: [
{
@type”: “type.googleapis.com/google.rpc.ErrorInfo”,
“domain”: “cloudcode-pa.googleapis.com”,
“metadata”: {
“model”: “gemini-3-flash-agent”
},
“reason”: “MODEL_CAPACITY_EXHAUSTED”
}
],
“message”: “No capacity available for model gemini-3-flash-agent on the server”,
“status”: “UNAVAILABLE”
}
}

same here. already tried for 5 hours. subscribe for pro but its nothing.