Fixed index constraint exception.
Fixed index constraint exception.


Former-commit-id: 12bc1db9efc307a6c3de5b6179b1d2c120c6ac2e
vittvolt/15721-peloton,eric-haibin-lin/peloton-1,wangziqi2016/peloton,haojin2/peloton,haojin2/peloton,haojin2/peloton,ShuxinLin/peloton,jessesleeping/iso_peloton,malin1993ml/peloton,apavlo/peloton,AllisonWang/peloton,phisiart/peloton-p3,eric-haibin-lin/peloton-1,apavlo/peloton,prashasthip/peloton,cmu-db/peloton,eric-haibin-lin/peloton-1,apavlo/peloton,wangziqi2016/peloton,PauloAmora/peloton,seojungmin/peloton,jessesleeping/iso_peloton,prashasthip/peloton,AllisonWang/peloton,AngLi-Leon/peloton,prashasthip/peloton,yingjunwu/peloton,seojungmin/peloton,AllisonWang/peloton,malin1993ml/peloton,PauloAmora/peloton,seojungmin/peloton,jessesleeping/iso_peloton,vittvolt/15721-peloton,jessesleeping/iso_peloton,vittvolt/15721-peloton,PauloAmora/peloton,cmu-db/peloton,phisiart/peloton-p3,cmu-db/peloton,AngLi-Leon/peloton,AngLi-Leon/peloton,PauloAmora/peloton,cmu-db/peloton,AngLi-Leon/peloton,prashasthip/peloton,phisiart/peloton-p3,yingjunwu/peloton,phisiart/peloton-p3,prashasthip/peloton,vittvolt/peloton,jessesleeping/iso_peloton,apavlo/peloton,yingjunwu/peloton,vittvolt/peloton,vittvolt/peloton,AllisonWang/peloton,yingjunwu/peloton,eric-haibin-lin/peloton-1,malin1993ml/peloton,ShuxinLin/peloton,prashasthip/peloton,vittvolt/15721-peloton,apavlo/peloton,PauloAmora/peloton,ShuxinLin/peloton,ShuxinLin/peloton,malin1993ml/peloton,yingjunwu/peloton,haojin2/peloton,vittvolt/15721-peloton,ShuxinLin/peloton,eric-haibin-lin/peloton-1,seojungmin/peloton,yingjunwu/peloton,wangziqi2016/peloton,phisiart/peloton-p3,cmu-db/peloton,malin1993ml/peloton,ShuxinLin/peloton,AllisonWang/peloton,AngLi-Leon/peloton,vittvolt/15721-peloton,wangziqi2016/peloton,AngLi-Leon/peloton,jessesleeping/iso_peloton,wangziqi2016/peloton,seojungmin/peloton,vittvolt/peloton,haojin2/peloton,phisiart/peloton-p3,malin1993ml/peloton,AllisonWang/peloton,seojungmin/peloton,PauloAmora/peloton,apavlo/peloton,vittvolt/peloton,wangziqi2016/peloton,vittvolt/peloton,cmu-db/peloton,jessesleeping/iso_peloton,haojin2/peloton,eric-haibin-lin/peloton-1