Question2Answer fatal error:

User login is handled by external code

Stack trace:

require() in index.php:27
require() in qa-index.php:183
qa_get_request_content() in qa-page.php:824
qa_call_override() in qa-page.php:194
qa_call() in qa-base.php:671
qa_get_request_content_override_1_in_overrides_php() in qa-base.php:619
qa_get_request_content_base() in qa-base.php(595) : eval()'d code:70
qa_call() in qa-base.php(669) : eval()'d code:1
qa_get_request_content() in qa-base.php:619
require() in qa-page.php:203