32x32 RGB LED Matrix

hello everyone i want help, regarding 32x32 rgb with arduino mega
, am trying to connect rgb 32x32 panel with arduino mega ,
all the connections R1,B1,G1,R2,B2,G2 clk,lat,oe seem to be connected correctly , but the issue is im getting duplicate values on panel , for checking i upload serial paint sketch to mega i got two cursers instead of one, i thing the problem is in A,B,C,D connections or in the code, ,, any suggestion would be appreciated .

any suggestion would be appreciated .

A schematic would be appreciated along with a link to the panels you are using.