Notice u/s 139(9)of income tax act, 1961

The assessment Year 2017-18 Filed ITR form type ITR-4 Source of Income- LIC Agent Error Code 86 Error Description- As per Section 44AD(6) of the Income Tax Act, 1961, the provisions of Sec.44AD are not applicable to – (1) persons carrying on professions that are referred to in Sec.44AA(1), (2) persons earning income in the nature of commission or brokerage, and (3) persons carrying on any agency business.As seen from the return of income filed, the nature of business code mentioned is 00301 General Commission Agents, which falls in the categories mentioned above. Hence, the provisions of Sec.44AD are not applicable, in your case. Probable resolution- As the provisions of Section 44AD are not applicable, in your case, the claim of computing profits and gains of business on presumptive basis, under this special provision is not allowable. Hence, the above defect has to be corrected by way of computing the profits and gains of business under the normal provisions and not under Sec.44AD and offering the same. 1) Please let me know what am I missing. 2) How to filed under the normal provisions?