Graylog Input Not Listening

1. Describe your incident:
Graylog new input created of type Raw/Plaintext TCP and is listening on port 5555 and bind_address:
0.0.0.0. When open input diagnosis getting following error:
Fetching Input Diagnostics failed with status: FetchError: There was an error fetching a resource: Internal Server Error. Additional information: An error occurred while executing aggregation: Elasticsearch exception [type=illegal_argument_exception, reason=key [types] is not supported in the metadata section].

2. Describe your environment:

  • OS Information:
    DISTRIB_ID=Ubuntu
    DISTRIB_RELEASE=24.04
    DISTRIB_CODENAME=noble
    DISTRIB_DESCRIPTION=“Ubuntu 24.04.2 LTS”

  • Package Version:
    graylog-6.3-repository/stable,now 1-1 all [installed]
    graylog-server/stable,now 6.3.1-1 amd64 [installed]

mongodb-database-tools/jammy/mongodb-org/7.0,now 100.12.2 amd64 [installed,automatic]
mongodb-mongosh/jammy/mongodb-org/7.0,now 2.5.5 amd64 [installed,automatic]
mongodb-org-database-tools-extra/jammy/mongodb-org/7.0,now 7.0.21 amd64 [installed,automatic]
mongodb-org-database/jammy/mongodb-org/7.0,now 7.0.21 amd64 [installed,automatic]
mongodb-org-mongos/jammy/mongodb-org/7.0,now 7.0.21 amd64 [installed,automatic]
mongodb-org-server/jammy/mongodb-org/7.0,now 7.0.21 amd64 [installed,automatic]
mongodb-org-shell/jammy/mongodb-org/7.0,now 7.0.21 amd64 [installed,automatic]
mongodb-org-tools/jammy/mongodb-org/7.0,now 7.0.21 amd64 [installed,automatic]
mongodb-org/jammy/mongodb-org/7.0,now 7.0.21 amd64 [installed]

3. What steps have you already taken to try and solve the problem?
Restarted services.
created different inputs on different ports.

I see the same error mentioned in a previous thread:

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