Server Error in '/' Application.

The request was aborted: Could not create SSL/TLS secure channel.

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.Net.WebException: The request was aborted: Could not create SSL/TLS secure channel.

Source Error:

An unhandled exception was generated during the execution of the current web request. Information regarding the origin and location of the exception can be identified using the exception stack trace below.

Stack Trace:


[WebException: The request was aborted: Could not create SSL/TLS secure channel.]
   System.Net.WebClient.DownloadDataInternal(Uri address, WebRequest& request) +283
   System.Net.WebClient.DownloadData(Uri address) +100
   System.Net.WebClient.DownloadData(String address) +30
   RssToolkit.RssDownloadManager.DownloadChannelDom(String url) +161
   RssToolkit.RssDownloadManager.GetChannelDom(String url) +309
   RssToolkit.RssDownloadManager.GetChannel(String url) +73
   RssToolkit.RssChannelBase`2.LoadFromUrl(String url) +45
   RssToolkit.GenericRssChannel.LoadChannel(String url) +80
   RssToolkit.RssDataSource.get_Channel() +165
   RssToolkit.RssDataSourceView.ExecuteSelect(DataSourceSelectArguments arguments) +56
   System.Web.UI.WebControls.BaseDataList.GetData() +58
   System.Web.UI.WebControls.DataList.CreateControlHierarchy(Boolean useDataSource) +294
   System.Web.UI.WebControls.BaseDataList.OnDataBinding(EventArgs e) +64
   System.Web.UI.WebControls.BaseDataList.DataBind() +81
   System.Web.UI.WebControls.BaseDataList.EnsureDataBound() +62
   System.Web.UI.WebControls.BaseDataList.CreateChildControls() +69
   System.Web.UI.Control.EnsureChildControls() +92
   System.Web.UI.Control.PreRenderRecursiveInternal() +42
   System.Web.UI.Control.PreRenderRecursiveInternal() +160
   System.Web.UI.Control.PreRenderRecursiveInternal() +160
   System.Web.UI.Control.PreRenderRecursiveInternal() +160
   System.Web.UI.Page.ProcessRequestMain(Boolean includeStagesBeforeAsyncPoint, Boolean includeStagesAfterAsyncPoint) +883


Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.7.4087.0