Hello,

It maybe because you have not fulfilled the eligibility criteria.Make sure that you meet the eligibility criteria

• A candidate must have qualified in JEE MAIN 2019 and fulfilled the JOSAA 2019 counselling eligibility criteria.
• A candidate who could not participate in rounds of counselling are eligible.
• A candidate who failed to report the college or who were not alloted any college are eligible or withdrawn their seat are eligible.
• A candidate who did not choose special round counselling at the time of JOSAA counselling 2019 are not eligible.

Check the above  eligibility criteria whether you have fulfilled or not.

I hope this is helpful to you.