Fix bug
Fix bug


Former-commit-id: 17da893d502e06759226f5c3dac53d9fb413dbe5
jessesleeping/iso_peloton,AngLi-Leon/peloton,AngLi-Leon/peloton,AllisonWang/peloton,ShuxinLin/peloton,AngLi-Leon/peloton,wangziqi2016/peloton,jessesleeping/iso_peloton,apavlo/peloton,malin1993ml/peloton,haojin2/peloton,prashasthip/peloton,ShuxinLin/peloton,cmu-db/peloton,seojungmin/peloton,prashasthip/peloton,phisiart/peloton-p3,PauloAmora/peloton,prashasthip/peloton,jessesleeping/iso_peloton,AllisonWang/peloton,malin1993ml/peloton,apavlo/peloton,seojungmin/peloton,PauloAmora/peloton,PauloAmora/peloton,AngLi-Leon/peloton,haojin2/peloton,cmu-db/peloton,vittvolt/15721-peloton,vittvolt/peloton,yingjunwu/peloton,phisiart/peloton-p3,wangziqi2016/peloton,PauloAmora/peloton,jessesleeping/iso_peloton,apavlo/peloton,ShuxinLin/peloton,AngLi-Leon/peloton,vittvolt/peloton,jessesleeping/iso_peloton,wangziqi2016/peloton,vittvolt/peloton,phisiart/peloton-p3,yingjunwu/peloton,seojungmin/peloton,vittvolt/peloton,vittvolt/15721-peloton,haojin2/peloton,eric-haibin-lin/peloton-1,wangziqi2016/peloton,PauloAmora/peloton,vittvolt/peloton,vittvolt/15721-peloton,yingjunwu/peloton,yingjunwu/peloton,cmu-db/peloton,eric-haibin-lin/peloton-1,prashasthip/peloton,AllisonWang/peloton,cmu-db/peloton,wangziqi2016/peloton,jessesleeping/iso_peloton,haojin2/peloton,apavlo/peloton,haojin2/peloton,PauloAmora/peloton,phisiart/peloton-p3,apavlo/peloton,phisiart/peloton-p3,ShuxinLin/peloton,wangziqi2016/peloton,eric-haibin-lin/peloton-1,phisiart/peloton-p3,eric-haibin-lin/peloton-1,prashasthip/peloton,apavlo/peloton,AllisonWang/peloton,vittvolt/15721-peloton,cmu-db/peloton,seojungmin/peloton,AllisonWang/peloton,malin1993ml/peloton,malin1993ml/peloton,seojungmin/peloton,AllisonWang/peloton,AngLi-Leon/peloton,eric-haibin-lin/peloton-1,ShuxinLin/peloton,yingjunwu/peloton,seojungmin/peloton,eric-haibin-lin/peloton-1,haojin2/peloton,jessesleeping/iso_peloton,cmu-db/peloton,vittvolt/15721-peloton,malin1993ml/peloton,ShuxinLin/peloton,malin1993ml/peloton,yingjunwu/peloton,vittvolt/15721-peloton,prashasthip/peloton,vittvolt/peloton