Previous action was not able to update IndexMetaData, data stream index

Hi there,
get this error with our data stream ILM Policy “Previous action was not able to update IndexMetaData”.

{
    "policy_id": "filebeat",
    "description": "filebeat data stream",
    "last_updated_time": 1640865313616,
    "schema_version": 12,
    "error_notification": null,
    "default_state": "hot",
    "states": [
        {
            "name": "hot",
            "actions": [
                {
                    "rollover": {
                        "min_size": "50gb",
                        "min_index_age": "30d"
                    }
                }
            ],
            "transitions": [
                {
                    "state_name": "cold"
                }
            ]
        },
        {
            "name": "cold",
            "actions": [
                {
                    "read_only": {}
                },
                {
                    "index_priority": {
                        "priority": 0
                    }
                },
                {
                    "force_merge": {
                        "max_num_segments": 1
                    }
                }
            ],
            "transitions": [
                {
                    "state_name": "delete",
                    "conditions": {
                        "min_index_age": "90d"
                    }
                }
            ]
        },
        {
            "name": "delete",
            "actions": [
                {
                    "delete": {}
                }
            ],
            "transitions": []
        }
    ],
    "ism_template": [
        {
            "index_patterns": [
                "filebeat-*"
            ],
            "priority": 50,
            "last_updated_time": 1639485301867
        }
    ]
}

Any help here ?