As of 8.12.99.83, Fatal error:
[Tue Mar 22 14:32:05 2016] [error] [client ] PHP Catchable fatal error: Argument 3 passed to Tuleap\\Tracker\\FormElement\\Field\\ArtifactLink\\Nature\\AllowedProjectsConfig::__construct() must be an instance of Tracker_Hierarchy_Dao, none given, called in /usr/share/tuleap/plugins/agiledashboard/include/agiledashboardPlugin.class.php on line 892 and defined in /usr/share/tuleap/plugins/tracker/include/Tracker/FormElement/Field/ArtifactLink/Nature/AllowedProjectsConfig.php on line 53, referer: https://tuleap.net/project/admin/servicebar.php?group_id=132