If you attempt to edit a student profile from within the participant list of a course, you receive the following error.
Coding error detected, it must be fixed by a programmer: out_as_local_url called on a non-local URL

1. Create course add a student user.
2. Click Grades, then click student profile link (avatar, or name link)
3. Click Edit profile

Debug info:
Error code: codingerror
Stack trace:

line 752 of /lib/weblib.php: coding_exception thrown
line 3564 of /lib/navigationlib.php: call to moodle_url->out_as_local_url()
line 3290 of /lib/navigationlib.php: call to settings_navigation->load_course_settings()
line 716 of /lib/pagelib.php: call to settings_navigation->initialise()
line 732 of /lib/pagelib.php: call to moodle_page->magic_get_settingsnav()
line 133 of /blocks/settings/block_settings.php: call to moodle_page->__get()
line 281 of /blocks/moodleblock.class.php: call to block_settings->get_content()
line 232 of /blocks/moodleblock.class.php: call to block_base->formatted_contents()
line 937 of /lib/blocklib.php: call to block_base->get_content_for_output()
line 989 of /lib/blocklib.php: call to block_manager->create_block_contents()
line 352 of /lib/blocklib.php: call to block_manager->ensure_content_created()
line 9 of /theme/formal_white/layout/general.php: call to block_manager->region_has_content()
line 768 of /lib/outputrenderers.php: call to include()
line 715 of /lib/outputrenderers.php: call to core_renderer->render_page_layout()
line 274 of /user/editadvanced.php: call to core_renderer->header()