[Fixed] stability issue

Change-Id: I81243cc5b77fa389902aecdc9ec062e676e00b76
[Fixed] stability issue

Change-Id: I452702bfb7cef8a8d59ea6414a7b9d5933e3e493
[Fixed] stability issue

Change-Id: I2f2de6fb5ea31e2e24ba6717f92c7ceed9e85908
[Fixed] stability issue

Change-Id: If42189540f8420bc19ef86b3c214249db3476207