diff --git a/crates/bevy_app/src/app.rs b/crates/bevy_app/src/app.rs index c6613825591ec..d88a82059126c 100644 --- a/crates/bevy_app/src/app.rs +++ b/crates/bevy_app/src/app.rs @@ -107,9 +107,7 @@ impl Default for App { #[cfg(feature = "bevy_reflect")] app.init_resource::(); - app.add_default_stages() - .add_event::() - .add_system_to_stage(CoreStage::Last, World::clear_trackers); + app.add_default_stages().add_event::(); #[cfg(feature = "bevy_ci_testing")] { @@ -150,9 +148,13 @@ impl App { #[cfg(feature = "trace")] let _bevy_frame_update_span = info_span!("frame").entered(); self.schedule.run(&mut self.world); + for sub_app in self.sub_apps.values_mut() { (sub_app.runner)(&mut self.world, &mut sub_app.app); + sub_app.app.world.clear_trackers(); } + + self.world.clear_trackers(); } /// Starts the application by calling the app's [runner function](Self::set_runner). diff --git a/crates/bevy_ecs/src/system/system_param.rs b/crates/bevy_ecs/src/system/system_param.rs index a10737acad773..ca9c4f14ceb79 100644 --- a/crates/bevy_ecs/src/system/system_param.rs +++ b/crates/bevy_ecs/src/system/system_param.rs @@ -803,10 +803,9 @@ impl<'w, 's, T: FromWorld + Send + 'static> SystemParamFetch<'w, 's> for LocalSt /// note that the `RemovedComponents` list will not be automatically cleared for you, /// and will need to be manually flushed using [`World::clear_trackers`] /// -/// For users of `bevy` itself, this is automatically done in a system added by `MinimalPlugins` -/// or `DefaultPlugins` at the end of each pass of the game loop during the `CoreStage::Last` -/// stage. As such `RemovedComponents` systems should be scheduled after the stage where -/// removal occurs but before `CoreStage::Last`. +/// For users of `bevy` and `bevy_app`, this is automatically done in `bevy_app::App::update`. +/// For the main world, [`World::clear_trackers`] is run after the main schedule is run and after +/// `SubApp`'s have run. /// /// # Examples ///