Error while filling capital gains in itr 3

I am getting the following error:

"please ensure that the total of the deduction u/s54 match the same in table D in schedule CG"

I am facing this error while filling ITR3. I have the amount of capital gain, deduction claimed u/s 54 and table D in schedule CG - all are same but I keep getting the above error and I am unable to generate the X M L to file the return.

please help me to correct the error