If the problem appears after some time but not when the page is loaded then it could be due to session expiration, application restart or another behavior.
Could you please provide a live URL
to the problematic page where we can examine the problem?
You can also investigate the problem with Fiddler or Firebug
which offer HTTPS profiling.
the Telerik team
Thank you for being the most amazing .NET community! Your unfailing support is what helps us charge forward!
We'd appreciate your vote for Telerik in this year's DevProConnections Awards. We are competing in mind-blowing 20 categories and every vote counts! VOTE for Telerik NOW >>