Aspxcheckbox object not set to an instance of an object (Devexpress aspxgridview)

Question

I have a problem in my work. This is my detail problem:

I have 2 aspxgridview , A using SQL to load data and B aspxgridview is use for copy some item from A to B by rowselecting , in my B aspxgridview , each rows have an checkbox which user can check it. My problem is, when in my B gridview have paging with limit 10 when 11st item, aspxcheckbox in the next paging can't detect as object. So, I can't get that value to insert it to my database. this is my screenshot. if anyone know how to fix it, I hope u can help my problem thank you.

Answer 1

Have you checked the Value of cbakses ? It's probably null .

Answer 2

ASPxGridView Datasource will be null on each round trip. If you click next page, that gridview lost its datasource. Hence you got null reference.