fix

src/entities/tasks/demo.rs

@@ -30,6 +30,7 @@ use crate::entities::cargo::{Cargo, HaulSlot, Haulable};
 use crate::entities::tasks::components::{
     ChopStep, HaulStep, Task, TaskQueue, TaskState, CHOP_TICKS_DEFAULT,
 };
+use crate::entities::tasks::events::TaskFailed;
 use crate::world::chunks::ChunkMap;
 use crate::world::generation::forestry::TreePart;
 use crate::world::tiles::TileMap;
@@ -82,7 +83,21 @@ pub fn demo_system(
     cargo_query: Query<(Entity, &Cargo), With<Haulable>>,
     haul_slot_query: Query<&HaulSlot>,
     mut dorf_query: Query<(Entity, &mut TaskQueue, &mut TaskState, &Transform)>,
+    mut task_failed: MessageReader<TaskFailed>,
 ) {
+    // Handle task failures that should reset the demo state for retry
+    for event in task_failed.read() {
+        if event.reason == "no adjacent standable tile to approach tree" {
+            if let DemoState::Chopping { trunk_pos, chopper } = *demo_state {
+                warn!(
+                    "[DEMO] ChopTree failed for tree at {:?} (chopper={:?}): {}, resetting to Idle",
+                    trunk_pos, chopper, event.reason
+                );
+                *demo_state = DemoState::Idle;
+            }
+        }
+    }
+
     match &mut *demo_state {
         DemoState::Idle => {
             // Find the nearest standing tree to (0,0).