iOS NextCloud App: Error after changing bundle id and real google services file

App crashed just after launch.

[unspecified] container_create_or_lookup_app_group_path_by_app_group_identifier: client is not entitled
RealmSwift/RealmConfiguration.swift:294: Fatal error: A Realm Configuration must specify a path or an in-memory identifier.
2023-07-05 16:37:48.571381+0530 Nextcloud[35196:269057] RealmSwift/RealmConfiguration.swift:294: Fatal error: A Realm Configuration must specify a path or an in-memory identifier.

Also after adding valid googleservices_info.plist file gettting error not a valid file.

Were you able to connect it in the first place or do you get this error from the beginning?

Device/iOS version/app version ?