fix swap-71 replaceKeyInPool assert failed issue.
fix swap-71 replaceKeyInPool assert failed issue.

JRHZRD/swapdb,JRHZRD/swapdb,JRHZRD/swapdb,JRHZRD/swapdb,JRHZRD/swapdb,JRHZRD/swapdb,JRHZRD/swapdb,JRHZRD/swapdb