Unlogged after page reload

Hi,
I have a published application, auth is managed by Xano.
When I manually reload my page (in browser), I will be unlogged.
I checked in Xano, auth/me endpoint gave me an error:

code:ERROR_CODE_UNAUTHORIZED
message:Invalid token.

any suggestion ?

Patrick

@Joyce, any idea about why in an active session, our token get lost when we reload any page leading to be redirected to page login?