1
vote
0answers
339 views

Updatepanel with ajaxcontroltoolkit postback issue on Sharepoint 2013

We have an custom web part that stores some information in the view state, and uses Update Panels. We have rare, intermittent bug that occurs in SharePoint 2013 only whereby sometimes, after button ...
1
vote
1answer
1k views

Using ASP.NET UpdatePanel in custom webpart

I've received the request to add AJAX functionality to an existing custom visual webpart in SP2013 (more precisely: partial refresh of the webpart after clicking a link inside the webpart without ...
2
votes
1answer
626 views

Update Panel not working in Firefox 2013

Update Panel is not working in SharePoint 2013. It is working in SP2010. In Internet Explorer, it is working fine but in Firefox, the page is refreshed.
2
votes
1answer
2k views

Partial postback sharepoint webpart

I am trying to add update panel to my sharepoint sitepage below: I am getting the error : Failed to load viewstate. The control tree into which viewstate is being loaded must match the control ...
0
votes
1answer
571 views

Unexpected System.InvalidOperationException: The Visible property cannot be set on Web Part

I am trying to find the cause of the problem described in my previous question where controls on UpdatePanels are not functioning properly. Strangely, this is only happening on intranet clients ...
2
votes
3answers
2k views

Why web parts are loading sequentially?

In our home page we have multiple web parts that get the data from different webservices or from a recursive search in some lists in the site collection. We detected that all this calls were too ...