An exception has been raised that is likely due to a transient failure. If you are connecting to a SQL Azure database consider using SqlAzureExecutionStrategy.
at System.Data.Entity.SqlServer.DefaultSqlExecutionStrategy.Execute[TResult](Func`1 operation)
at System.Data.Entity.Core.Objects.ObjectQuery`1.GetResults(Nullable`1 forMergeOption)
at System.Data.Entity.Core.Objects.ObjectQuery`1.<System.Collections.Generic.IEnumerable<T>.GetEnumerator>b__31_0()
at System.Data.Entity.Internal.LazyEnumerator`1.MoveNext()
at System.Linq.Enumerable.FirstOrDefault[TSource](IEnumerable`1 source)
at RockWeb.Blocks.Cms.ContentComponent..ctor()
at ASP.blocks_cms_contentcomponent_ascx..ctor()
at __ASP.FastObjectFactory_app_web_2oomxnon.Create_ASP_blocks_cms_contentcomponent_ascx()
at System.Web.UI.TemplateControl.LoadControl(IWebObjectFactory objectFactory, VirtualPath virtualPath, Type t, Object[] parameters)
at System.Web.UI.TemplateControl.LoadControl(VirtualPath virtualPath)
at Rock.Web.UI.RockPage.OnInit(EventArgs e) in \Rock\Web\UI\RockPage.cs:line 1437