diff --git a/public/test.view b/public/test.view
index bc05745..56934fe 100644
Binary files a/public/test.view and b/public/test.view differ
diff --git a/src/components/pivot/pivot-view.js b/src/components/pivot/pivot-view.js
index eb100d2..da444b1 100644
--- a/src/components/pivot/pivot-view.js
+++ b/src/components/pivot/pivot-view.js
@@ -56,7 +56,7 @@ export function createPivot(time) {
     Id2Pivot.set(id, pivot);
 
     orderedTimes.push(time);
-    orderedTimes.sort((a, b) => a < b);
+    orderedTimes.sort((a, b) => a - b);
 }
 
 export function searchOrderedTimeIndex(time) {
@@ -163,7 +163,6 @@ export function getNearestUserPivot(time) {
     }
 
     const i = bisearch(orderedTimes, time);
-    // console.log(i, orderedTimes, time);
     
     if (i === pivotNum - 1) {
         return UserPivots.get(orderedTimes[i]);
diff --git a/src/components/pivot/user-pivot.vue b/src/components/pivot/user-pivot.vue
index dda75ce..7936bd4 100644
--- a/src/components/pivot/user-pivot.vue
+++ b/src/components/pivot/user-pivot.vue
@@ -197,7 +197,7 @@ function onVLineMouseup() {
         UserPivots.delete(vline.originTime);
         UserPivots.set(pivot.time, pivot);
         orderedTimes.push(pivot.time);
-        orderedTimes.sort((a, b) => a < b);
+        orderedTimes.sort((a, b) => a - b);
     }
 
     currentPivotId.value = 0;
diff --git a/src/components/toolbar/cursor-location.vue b/src/components/toolbar/cursor-location.vue
index 1977d55..c4c9779 100644
--- a/src/components/toolbar/cursor-location.vue
+++ b/src/components/toolbar/cursor-location.vue
@@ -107,6 +107,7 @@ import { clearAllPivot, makePivot, toBegin, toEnd, toNextChange, toPrevChange }
 import { globalLookup } from '@/hook/global';
 import { SystemPivot } from '../pivot/cursor';
 import { currentPivotId, Id2Pivot, orderedTimes, UserPivotCtxShows, UserPivots } from '../pivot/pivot-view';
+import { RelativeAxis } from '../pivot/relative-axis';
 
 defineComponent({ name: 'cursor-location' });
 
@@ -116,11 +117,15 @@ const clearLocationDialogShow = ref(false);
 
 function confirmClearLocation() {
     orderedTimes.length === 0;
+
     UserPivots.clear();
     Id2Pivot.clear();
     currentPivotId.value = 0;
     UserPivotCtxShows.clear();
+
     clearLocationDialogShow.value = false;
+    // 清除相对坐标轴（如果存在的话）
+    RelativeAxis.show = false;   
 }
 
 </script>
diff --git a/src/hook/recover.js b/src/hook/recover.js
index d945c69..0bdeacb 100644
--- a/src/hook/recover.js
+++ b/src/hook/recover.js
@@ -212,7 +212,7 @@ export function recoverSession(topModules) {
             Id2Pivot.set(id, pivot);
             orderedTimes.push(time);
         }
-        orderedTimes.sort((a, b) => a < b);
+        orderedTimes.sort((a, b) => a - b);
     }
 
     // 恢复 treeviewExpands