If you cannot start a summoning session, the game gets stuck loading when you start a summoning session, or you get sent back to the title screen when attempting a summoning session, please try the following:
■ Clear your cache
On the title screen, tap Menu, then Clear Cache.
■ Reinstall the app
If you reinstall the app without linking your save data to your Nintendo Account, your save data will be lost.
Please confirm your save data is linked to a Nintendo Account before you reinstall the app.
If you want to know how to check which Nintendo Account your save data is linked to, please click here.
If you want to know how to link your save data to a Nintendo Account, please click here.
If the above does not resolve your issue, please contact Customer Support via the Inquiries form at the bottom of the page and include the following information:
・ That the issue was not resolved after consulting the FAQ.
・ When the issue occurred
・ The error that displayed