1
vote
1answer
29 views

UpdatePanel in webpart - title in browser tab disappears

I created a webpart with standard asp.net Update Panel. I noticed, that as soon as content of that UpdatePanel gets reloaded, title in browser tab disappears (or changes to http://servername, ...
0
votes
0answers
436 views

Sharepoint 2013 Custom Web Part with UpdatePanel not working in iPad Safari

I'm having an issue where placing an UpdatePanel to asynchronously load some dropdown data causes it to not use an AJAX call but a full post-back, I've read that there's some issues with user agents ...
0
votes
1answer
480 views

UpdatePanel in sharepoint not working in Safari browser

I implemented a simple visual web part with updatepanel with a button and a label. When I click on a button, OnClick event is called and the label is getting filled. This works fine in all browsers ...
2
votes
1answer
1k 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
457 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 ...
1
vote
1answer
2k views

Refresh web part without refreshing page [duplicate]

Possible Duplicate: Refreshing custom developed web part I have a custom web part that displays items from a list. A user can select an item and edit the metadata on it. I want to refresh ...
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 ...
1
vote
2answers
3k views

Dynamically add controls to webpart without Postback?

Is it possible to dynamically add controls to a webpart without having a postback for example with AJAX/Java Script/jQuery/Partial Postback within SharePoint? I'm searching for some kind of ...