There is an error with the newsletter block of the website builder. I copied the error below:
Error:
Odoo Server Error
Traceback (most recent call last):
File "/odoo/odoo-server/odoo/http.py", line 619, in _handle_exception
return super(JsonRequest, self)._handle_exception(exception)
File "/odoo/odoo-server/odoo/http.py", line 309, in _handle_exception
raise pycompat.reraise(type(exception), exception, sys.exc_info()[2])
File "/odoo/odoo-server/odoo/tools/pycompat.py", line 14, in reraise
raise value
File "/odoo/odoo-server/odoo/http.py", line 664, in dispatch
result = self._call_function(**self.params)
File "/odoo/odoo-server/odoo/http.py", line 345, in _call_function
return checked_call(self.db, *args, **kwargs)
File "/odoo/odoo-server/odoo/service/model.py", line 93, in wrapper
return f(dbname, *args, **kwargs)
File "/odoo/odoo-server/odoo/http.py", line 338, in checked_call
result = self.endpoint(*a, **kw)
File "/odoo/odoo-server/odoo/http.py", line 909, in __call__
return self.method(*args, **kw)
File "/odoo/odoo-server/odoo/http.py", line 510, in response_wrap
response = f(*args, **kw)
TypeError: is_subscriber() missing 1 required positional argument: 'list_id'
If you have not installed any customized module or added any new modules then you can report it on github
If the issue is part of odoo base addons
https://github.com/odoo/odoo/issues