Well, it's one possible error. The correct course of action is probably to check the logs.
Howard Miller
Posts made by Howard Miller
Check the task logs for errors. What do the logs say?
I doubt it's meant to be temporary. It will relate to existing question attempts.
If they delete old quiz activities and/or old courses that are no longer used then this data will go as well.
If they delete old quiz activities and/or old courses that are no longer used then this data will go as well.
Did you install it? It's an optional plugin, not part of core.
https://moodle.org/plugins/format_tiles
https://moodle.org/plugins/format_tiles
Probably, this one.... https://moodle.org/plugins/mod_scheduler