MacOS 12.1 - Calendar v11

[mrk-vi]

If I try to add a new caldav account with Manual option:

I can see in the log that some endpoint are not implemented for this feature to work:

2022-01-27 11:45:28.752 WARN  [http-nio-8080-exec-1][code_jsp:157] {code="501", msg="Method [PROPFIND] is not implemented by this Servlet for this URI", uri=/.well-known/caldav}
2022-01-27 11:45:28.778 WARN  [http-nio-8080-exec-9][code_jsp:157] {code="501", msg="Method [PROPFIND] is not implemented by this Servlet for this URI", uri=/}
2022-01-27 11:45:28.904 WARN  [http-nio-8080-exec-6][code_jsp:157] {code="501", msg="Method [PROPFIND] is not implemented by this Servlet for this URI", uri=/caldav/v2}
2022-01-27 11:45:29.048 WARN  [http-nio-8080-exec-2][code_jsp:157] {code="501", msg="Method [PROPFIND] is not implemented by this Servlet for this URI", uri=/principals/users/test%40liferay.com/}
2022-01-27 11:45:29.178 WARN  [http-nio-8080-exec-3][code_jsp:157] {code="501", msg="Method [PROPFIND] is not implemented by this Servlet for this URI", uri=/principals/}
2022-01-27 11:45:29.309 WARN  [http-nio-8080-exec-8][code_jsp:157] {code="501", msg="Method [PROPFIND] is not implemented by this Servlet for this URI", uri=/dav/principals/}

The endpoints logged above could be implemented to extend the sign in feature.

Otherwise, to connect a caldav account i have to use the Advanced option (using the url without collection):