I am getting a order rejection when i try to sell my T+1 holdings.What is the problem and how should i solve it?

I am getting a order rejection when i try to sell my T+1 holdings.What is the problem and how should i solve it?

Hi @srivatsa_mitragotri,

As today is a Clearing holiday, you cannot sell the script which you brought on the 30th and 31st. Kindly go through this link for more details.

But hasnt the settlement cycle changed to T+1 from 25th Feb?