diff --git a/matrix/matrix-android/matrix-trace-canary/src/main/java/com/tencent/matrix/trace/view/FrameDecorator.java b/matrix/matrix-android/matrix-trace-canary/src/main/java/com/tencent/matrix/trace/view/FrameDecorator.java
index 1b1cbbe49..c1d16f35a 100644
--- a/matrix/matrix-android/matrix-trace-canary/src/main/java/com/tencent/matrix/trace/view/FrameDecorator.java
+++ b/matrix/matrix-android/matrix-trace-canary/src/main/java/com/tencent/matrix/trace/view/FrameDecorator.java
@@ -370,7 +370,9 @@ public static FrameDecorator getInstance(final Context context) {
                         mainHandler.post(new Runnable() {
                             @Override
                             public void run() {
-                                instance = new FrameDecorator(context, new FloatFrameView(context));
+                                if (instance == null) {
+                                    instance = new FrameDecorator(context, new FloatFrameView(context));
+                                }
                                 synchronized (lock) {
                                     lock.notifyAll();
                                 }