This lead to a fatal error preventing to access the dahsboard.

Trace:
( ! ) Fatal error: Uncaught exception 'AgileDashboard_KanbanNotFoundException' in /usr/share/tuleap/plugins/agiledashboard/include/AgileDashboard/KanbanFactory.class.php on line 61
( ! ) AgileDashboard_KanbanNotFoundException: in /usr/share/tuleap/plugins/agiledashboard/include/AgileDashboard/KanbanFactory.class.php on line 61
Call Stack
# Time Memory Function Location
1 0.0000 239144 {main}( ) ../projects.php:0
2 0.0491 7219304 Tuleap\Dashboard\Project\ProjectDashboardRouter->route( ) ../projects.php:119
3 0.0491 7220392 Tuleap\Dashboard\Project\ProjectDashboardController->display( ) ../ProjectDashboardRouter.php:83
4 0.0496 7228840 Tuleap\Dashboard\Project\ProjectDashboardController->getProjectDashboardsPresenter( ) ../ProjectDashboardController.php:128
5 0.0509 7251384 Tuleap\Dashboard\Widget\DashboardWidgetPresenterBuilder->getWidgetsPresenter( ) ../ProjectDashboardController.php:365
6 0.0509 7251904 Tuleap\Dashboard\Widget\DashboardWidgetPresenterBuilder->getColumnsPresenterByLine( ) ../DashboardWidgetPresenterBuilder.php:54
7 0.0509 7252272 Tuleap\Dashboard\Widget\DashboardWidgetPresenterBuilder->getWidgetsPresenterByColumn( ) ../DashboardWidgetPresenterBuilder.php:76
8 0.0538 7541024 Tuleap\AgileDashboard\Widget\Kanban->loadContent( ) ../DashboardWidgetPresenterBuilder.php:97
9 0.0542 7542608 AgileDashboard_KanbanFactory->getKanban( ) ../Kanban.php:113