Cascading dropdownlist inside gridview

https://www.c-sharpcorner.com/article/cascading-dropdown-gridview-in-asp-net/

Actually adding a new row or cascading dropdownlist inside gridview separately is quite ok to me. But unfortunately, while i am going to do these two operations together than getting error. please help

But during add new row how can i make cascade dropdownlist in gridview ?

Hi Sanjeev,

Please refer this article which will help you to understand step by step,

https://www.c-sharpcorner.com/UploadFile/8c19e8/Asp-Net-gridview-implementing-cascading-dropdownlist-on-edit/

https://www.c-sharpcorner.com/article/cascading-dropdown-gridview-in-asp-net/