>> +        /**
>> +         * Declare the parameters this class takes through input files.
>> +         * The default implementation of this function does not describe
>> +         * any parameters. Consequently, derived classes do not have to
>> +         * overload this function if they do not take any runtime parameters.
>> +         */
>
> I do use some parameters in the file.

Right. But the comment for this function says "The default implementation of 
this function does not describe any parameters." You need to change the 
comment of this function to match what your function actually does.

W.

-- 
------------------------------------------------------------------------
Wolfgang Bangerth               email:            bangerth@math.tamu.edu
                                 www: http://www.math.tamu.edu/~bangerth/