Unable to display partial view "header". There is already an open DataReader associated with this Command which must be closed first. System.InvalidOperationException: There is already an open DataReader associated with this Command which must be closed first. at System.Data.SqlClient.SqlInternalConnectionTds.ValidateConnectionForExecute(SqlCommand command) at System.Data.SqlClient.SqlInternalConnection.BeginSqlTransaction(IsolationLevel iso, String transactionName, Boolean shouldReconnect) at System.Data.SqlClient.SqlConnection.BeginTransaction(IsolationLevel iso, String transactionName) at System.Data.SqlClient.SqlConnection.BeginDbTransaction(IsolationLevel isolationLevel) at StackExchange.Profiling.Data.ProfiledDbConnection.BeginDbTransaction(IsolationLevel isolationLevel) in c:\Code\github\SamSaffron\MiniProfiler\StackExchange.Profiling\Data\ProfiledDbConnection.cs:line 206 at Umbraco.Core.Persistence.Database.BeginTransaction(IsolationLevel isolationLevel) at Umbraco.Core.Scoping.Scope.get_Database() at Umbraco.Core.Persistence.Repositories.MemberRepository.ProcessQuery(Sql sqlFull, PagingSqlQuery pagingSqlQuery, Boolean withCache) at Umbraco.Core.Persistence.Repositories.RepositoryBase`2.GetByQuery(IQuery`1 query) at Umbraco.Core.Services.MemberService.GetByUsername(String username) at Umbraco.Web.Security.Providers.UmbracoMembershipProvider`2.GetUser(String username, Boolean userIsOnline) at System.Web.Security.Membership.GetUser(String username, Boolean userIsOnline) at ASP._Page_Views_Partials_header_cshtml.Execute() in C:\inetpub\wwwSites\liverpoolft__luhfteducationservice.nhs.uk\Views\Partials\header.cshtml:line 4 at System.Web.WebPages.WebPageBase.ExecutePageHierarchy() at System.Web.Mvc.WebViewPage.ExecutePageHierarchy() at System.Web.WebPages.WebPageBase.ExecutePageHierarchy(WebPageContext pageContext, TextWriter writer, WebPageRenderingBase startPage) at Umbraco.Core.Profiling.ProfilingView.Render(ViewContext viewContext, TextWriter writer) at System.Web.Mvc.Html.PartialExtensions.Partial(HtmlHelper htmlHelper, String partialViewName, Object model, ViewDataDictionary viewData) at Website.Extensions.BWTPartialExtensions.PartialWithTryCatch(HtmlHelper htmlHelper, String partialViewName) in D:\a\1\s\website\Website.Extensions\BWTPartialExtensions.cs:line 40

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Exception while creating a value.