Whenever I try to do anything the extension (burdown chart, sprint board view) I get this error:
>>> UNRECOVERABLE FATAL ERROR <<< Call to undefined method AphrontSideNavFilterView::setIconNav() /var/www/html/phabricator/phabricator/libext/sprint/src/controller/SprintController.php:146
Pahbricator: 155cb1d2c5a8066e843f03e4ab3f8c91171e0305
Sprint Extension: 7aba3fa9c619605d69bea7d76625622572db3cd9