Error on first load Server Error in '/CloudPanel' Application.

Anonymous · 2018-08-29T10:03:25Z

I am getting the below error after installServer Error in '/CloudPanel' Application.Sequence contains more than one matching elementDescription: 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.InvalidOperationException: Sequence contains more than one matching elementSource 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:[InvalidOperationException: Sequence contains more than one matching element]System.Linq.Enumerable.SingleOrDefault(IEnumerable`1 source, Func`2 predicate) +364Nancy.ViewEngines.Razor.RazorAssemblyProvider.GetDefaultAssemblies() +288Nancy.ViewEngines.Razor.RazorAssemblyProvider.GetAllAssemblies() +126System.Lazy`1.CreateValue() +236System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw() +31System.Lazy`1.get_Value() +14620009Nancy.ViewEngines.Razor.RazorAssemblyProvider.GetAssemblies() +54Nancy.ViewEngines.Razor.RazorViewEngine.<GetMetadataReferences>b__16_0() +71System.Lazy`1.CreateValue() +708System.Lazy`1.LazyInitValue() +184Nancy.ViewEngines.Razor.RazorViewEngine.GenerateRazorViewFactory(IRazorViewRenderer renderer, GeneratorResults generatorResults, Type passedModelType, ViewLocationResult viewLocationResult) +671Nancy.ViewEngines.Razor.RazorViewEngine.GetCompiledViewFactory(TextReader reader, Type passedModelType, ViewLocationResult viewLocationResult) +217Nancy.ViewEngines.Razor.<>c__DisplayClass22_0.<GetOrCompileView>b__0(ViewLocationResult x) +145Nancy.ViewEngines.<>c__DisplayClass3_0`1.<GetOrAdd>b__0(ViewLocationResult x) +18System.Collections.Concurrent.ConcurrentDictionary`2.GetOrAdd(TKey key, Func`2 valueFactory) +87Nancy.ViewEngines.DefaultViewCache.GetOrAdd(ViewLocationResult viewLocationResult, Func`2 valueFactory) +195Nancy.ViewEngines.Razor.RazorViewEngine.GetOrCompileView(ViewLocationResult viewLocationResult, IRenderContext renderContext, Type passedModelType) +283Nancy.ViewEngines.Razor.RazorViewEngine.GetViewInstance(ViewLocationResult viewLocationResult, IRenderContext renderContext, Object model) +1736System.Dynamic.UpdateDelegates.UpdateAndExecute4(CallSite site, T0 arg0, T1 arg1, T2 arg2, T3 arg3) +274Nancy.ViewEngines.Razor.<>c__DisplayClass9_0.<RenderView>b__0(Stream stream) +622Nancy.Hosting.Aspnet.<ProcessRequest>d__2.MoveNext() +378System.Runtime.ExceptionServices.ExceptionDispatchInfo.Throw() +31System.Runtime.CompilerServices.TaskAwaiter.HandleNonSuccessAndDebuggerNotification(Task task) +60System.Web.TaskAsyncHelper.EndTask(IAsyncResult ar) +59System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +648System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +213System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +131Version Information: Microsoft .NET Framework Version:4.0.30319; ASP.NET Version:4.7.2623.0