Impacted versions: 11.0

Steps to reproduce: Uninstall Signup module --> Go to General Settings --> Make a Change in Some Configuration --> Save

![](https://image.prntscr.com/image/ehf0ZrHGRrG45SO0jZIUVg.png)

Current behavior: Traceback on Screen

![](https://image.prntscr.com/image/XHFHi-z8TJePn2X_0jvZWg.png)

Expected behavior: Should be able to Save Settings

Video/Screenshot link (optional):


addons/auth_signup/models/__init__.py
from . import res_config_settings
from . import ir_http
from . import res_partner
from . import res_users