@@ -740,6 +740,8 @@ if [[ "$ENABLED_SERVICES" =~ "horizon" ]]; then

     rm -fr ${HORIZON_DIR}/openstack-dashboard/quantum

     ln -s ${QUANTUM_CLIENT_DIR}/quantum ${HORIZON_DIR}/openstack-dashboard/quantum

+    # Remove stale session database.

+    rm -f $HORIZON_DIR/openstack-dashboard/local/dashboard_openstack.sqlite3

     # ``local_settings.py`` is used to override horizon default settings.

     local_settings=$HORIZON_DIR/openstack-dashboard/local/local_settings.py