Course Subscribers

System.Reflection.TargetException: Non-static field requires a target. at System.Reflection.RtFieldInfo.CheckConsistency(Object target) at System.Reflection.RtFieldInfo.InternalGetValue(Object obj, StackCrawlMark& stackMark) at System.Reflection.RtFieldInfo.GetValue(Object obj) at System.Data.Entity.Core.Objects.ELinq.QueryParameterExpression.TryGetFieldOrPropertyValue(MemberExpression me, Object instance, Object& memberValue) at System.Data.Entity.Core.Objects.ELinq.QueryParameterExpression.TryEvaluatePath(Expression expression, ConstantExpression& constantExpression) at System.Data.Entity.Core.Objects.ELinq.QueryParameterExpression.EvaluateParameter(Object[] arguments) at System.Data.Entity.Core.Objects.ELinq.ELinqQueryState.GetExecutionPlan(Nullable`1 forMergeOption) at System.Data.Entity.Core.Objects.ObjectQuery`1.<>c__DisplayClass7.<GetResults>b__6() at System.Data.Entity.Core.Objects.ObjectContext.ExecuteInTransaction[T](Func`1 func, IDbExecutionStrategy executionStrategy, Boolean startLocalTransaction, Boolean releaseConnectionOnSuccess) at System.Data.Entity.Core.Objects.ObjectQuery`1.<>c__DisplayClass7.<GetResults>b__5() 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__0() at System.Data.Entity.Internal.LazyEnumerator`1.MoveNext() at System.Collections.Generic.List`1..ctor(IEnumerable`1 collection) at System.Linq.Enumerable.ToList[TSource](IEnumerable`1 source) at PageTemplateLibrary.PageTemplates.Admin.AdminMembers.Import_Click() in D:\BuildAgent\work\b8d6213e004404bf\Libraries\Page Template Library\PageTemplates\Admin\Members.ascx.cs:line 342 at PageTemplateLibrary.PageTemplates.Admin.AdminMembers.Page_Load(Object sender, EventArgs e) in D:\BuildAgent\work\b8d6213e004404bf\Libraries\Page Template Library\PageTemplates\Admin\Members.ascx.cs:line 59