Etds validation error while filing a correction request online in traces

i am trying to file an online correction request by modifying the Amount credited in 26Q . and My request is being rejected and the following is given as a rejection reason ."Validation Error: ECess in a challan should be = sum of ECess in the attached deductee rows".  Please advice me . Ps. I Have verified the Challan ,the TDS and Ecess are Same in both challan and return.