Why EENADU failed at box office?

Kamal haasan should have lifted the exact script and dialouges to make it hit , but unfortunately he changed some dialouges and he was delivering dialogues at the end with sad note and there are some funny dialogues in the movie, he should have been delivered the dialogues with anger, terror and frustration as naseerundin shah delivered it ,when common man went on such a daring act he should not be sad, kamal haasan missed this one and...