Same here. Can't do matsuri. Cant do cave exploration in home system either, bugs at unit selection. Also same thing in survival trial. Cannot select units. All this started on thursday after patch.

Server 017.

Server number: 017

Region: EN

Physical location: Finland

Main character level: 114

If you're having issues with other interfaces: Survival ninja selection, mine cave and matsuri (all require character selection).
Other info: Only specific accounts are affected. For example can log other low level account and even lvl 114 accounts.

Yes, did all that step by step. Support told me to do the same. Did not help in the slightest.