message: Check if datasource is still in MapView.
diff: @@ -73,8 +73,13 @@ export class AnimatedExtrusionHandler {
  // if zoomLevel has been changed since last render
  if (this.m_zoomLevelPrevious !== zoomLevel) {
  this.m_tileHandlerMap.forEach(tileHandler => {
  + if (
  + this.m_mapView.getDataSourceByName(tileHandler.tile.dataSource.name) !==
  + undefined
  + ) {
  this.m_zoomDirection = zoomLevel > this.m_zoomLevelPrevious ? 1 : -1;
  tileHandler.zoomLevelChanged(this.m_zoomDirection);
  + }
  });
  this.m_zoomLevelPrevious = zoomLevel;
  }
  