bdc issue : input value is longer than input field

Dear Friends

i am getting error "input value is longer than input field" while doing bdc for the field Percentage Rate ( technical name is PKOND )

I entered 8.5000000 in pkond , please check the screen shots

the data type of pkond is TBPKONTZ ( DEC 10, 7 )

please let me know what is the issue ?

Thanks

Vijaya

screen shot 1 - inputs

screen shot 2