diff --git a/app/src/modules/simulation/human/instances/instance/humanInstance.tsx b/app/src/modules/simulation/human/instances/instance/humanInstance.tsx
index 7d75aa7..214c1e6 100644
--- a/app/src/modules/simulation/human/instances/instance/humanInstance.tsx
+++ b/app/src/modules/simulation/human/instances/instance/humanInstance.tsx
@@ -25,7 +25,7 @@ function HumanInstance({ human }: { human: HumanStatus }) {
     const { getActionByUuid, getEventByModelUuid, getTriggerByUuid } = productStore();
     const { selectedProductStore } = useProductContext();
     const { selectedProduct } = selectedProductStore();
-    const { setHumanActive, setHumanState, setHumanPicking, clearCurrentMaterials, setHumanLoad, decrementHumanLoad, removeLastMaterial, getLastMaterial, incrementIdleTime, incrementActiveTime, resetTime } = humanStore();
+    const { setHumanActive, setHumanState, setHumanPicking, clearCurrentMaterials, setHumanLoad, decrementHumanLoad, removeLastMaterial, incrementIdleTime, incrementActiveTime, resetTime } = humanStore();
 
     const [currentPhase, setCurrentPhase] = useState<string>('init');
     const [path, setPath] = useState<[number, number, number][]>([]);
@@ -34,7 +34,6 @@ function HumanInstance({ human }: { human: HumanStatus }) {
     const activeTimeRef = useRef<number>(0);
     const isPausedRef = useRef<boolean>(false);
     const isSpeedRef = useRef<number>(0);
-    let startTime: number;
     const { speed } = useAnimationPlaySpeed();
     const { isPaused } = usePauseButtonStore();
     const previousTimeRef = useRef<number | null>(null);
@@ -83,7 +82,6 @@ function HumanInstance({ human }: { human: HumanStatus }) {
         setHumanLoad(human.modelUuid, 0);
         resetAnimation(human.modelUuid);
         setPath([]);
-        startTime = 0;
         isPausedRef.current = false;
         pauseTimeRef.current = 0;
         resetTime(human.modelUuid)
@@ -167,8 +165,7 @@ function HumanInstance({ human }: { human: HumanStatus }) {
                 }
             }
 
-        }
-        else {
+        } else {
             reset()
         }
         // eslint-disable-next-line react-hooks/exhaustive-deps
@@ -247,7 +244,6 @@ function HumanInstance({ human }: { human: HumanStatus }) {
         };
     }, [human, isPlaying]);
 
-
     function startUnloadingProcess() {
         const humanAsset = getAssetById(human.modelUuid);
         if (humanAsset?.animationState?.current === 'drop' && humanAsset?.animationState?.isCompleted) {
@@ -284,12 +280,10 @@ function HumanInstance({ human }: { human: HumanStatus }) {
                     }
                 } else {
                     const droppedMaterial = human.currentLoad;
-                    startTime = performance.now();
                     handleMaterialDropByDefault(droppedMaterial);
                 }
             } else {
                 const droppedMaterial = human.currentLoad;
-                startTime = performance.now();
                 handleMaterialDropByDefault(droppedMaterial);
             }
         } else {
diff --git a/app/src/store/builder/useAssetStore.ts b/app/src/store/builder/useAssetStore.ts
index ca97bf0..2223d0a 100644
--- a/app/src/store/builder/useAssetStore.ts
+++ b/app/src/store/builder/useAssetStore.ts
@@ -182,8 +182,10 @@ export const createAssetStore = () => {
                 set((state) => {
                     const asset = state.assets.find(a => a.modelUuid === modelUuid);
                     if (asset?.animationState) {
-                        asset.animationState = { current: '', isPlaying: false, loopAnimation: true, isCompleted: true };
-                    }
+                        asset.animationState.current = '';
+                        asset.animationState.isPlaying = true;
+                        asset.animationState.loopAnimation = true;
+                        asset.animationState.isCompleted = true;                    }
                 });
             },