Grid edit values not updated on save in Add Post (setup admin)

Question:

In Add post when we add no of post and directly click on submit post that time changes not updated

Change are done in following page:

Page Name : SWC.Admin/Master/PostDetails.aspx

Function Name : clkSaveAll
Creation date: 7/8/2019 5:55 PM     Updated: 7/8/2019 5:55 PM
Files
Code Change.PNG
No of Post.png