REVISE RETURN OF Ay 2016-17

I have filed itr 4s of AY 2016-17 in mar 2018,
Now the notice raised by dep't, this is defective return, error code 86, it should be file in ITR 4, my business is commission agent
what's the solution of it. Or what response should be file?
Again i upload revised return file of AY 2016-17. Will it allow me to uploading.
Here due date of revised return is over: within 1 year from end of the assessment year.
Please advise me