Wrong mother displayed

[resha007]

in 00323,
Y6B-XBX-FKP | KADAWATH PEDIGE SANJANA KAVINDI KPS KAVINDI

the above student had been uploaded with correct father(A) and incorrect mother(B) by mistakenly. then they deleted the whole record and uploaded again with correct father(A) and correct mother(C). but in the SIS shows again the incorrect mother(B) in guardians.

the corrected file :
1610700896_00323_Grade-10_1553580220_student_bulk_data.xlsx