input param 1 is null ,input param 2 is not null :report should not generate. input param 1 is null ,input param 2 is null :report should generate. input param 1 is not null ,input param 2 is not null :report should generate.
I have start date and end date as input paramter,i want minimum difference between my two dates to be one month and maximum can be 24 months...otherwise it should throw error.