The analytics dashboard for Content Translation key metrics has recently started to show errors for some graphs that were rendered before:
- Monthly translations year over year: Unexpected error
- Monthly translations by user edit count: Apache Druid Error
- Monthly rate of deleted translations: Unexpected error
- Monthly translations by wiki: Apache Druid Error
The "Users last calendar month" shows a "Timeout error", but that is a known issue and other tasks will support to improve the performance for such graph.
A screenshot below to illustrate the issue: