I get a response timeout 30000 only with the alerting plugin

Versions (relevant - OpenSearch/Dashboard/Server OS/Browser):
Newest OpenSearch//Dashboard version

Describe the issue:
When I want to create, delete, enable, disable monitors within the alerting plugin I get a respone timeout of 30000 error.
This only happens with the alerting plugin. Anomaly detector, notifcation plugins e.g. work fine.

Configuration:

Relevant Logs or Screenshots:

Which version of opensearch do you use?