sdg9670 commented on issue #55410:
URL: https://github.com/apache/airflow/issues/55410#issuecomment-3277300501
I see same error, when worker starts.
The task has long op_args, so I set the config
`AIRFLOW__CORE__MAX_TEMPLATED_FIELD_LENGTH` as big thet There's no error about
trunacted render template.
### Worker log
```
{
"timestamp": "2025-09-11T03:24:50.396782Z",
"level": "warning",
"event": "Server error",
"detail": {
"detail": {
"reason": "not_found",
"message": "Task Instance not found"
}
},
"logger": "airflow.sdk.api.client"
}
```
### API Server log (masking *)
```
2025-09-11 03:42:22 [debug ] Starting task instance run hostname=*
pid=40 ti_id=* unixname=airflow
2025-09-11 03:42:22 [error ] Task Instance not found ti_id=*
INFO: 172.31.248.46:42414 - "PATCH /execution/task-instances/*/run
HTTP/1.1" 404 Not Found
```
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