Server Error in '/' Application.

Value cannot be null.
Parameter name: folder

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.ArgumentNullException: Value cannot be null.
Parameter name: folder

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:


[ArgumentNullException: Value cannot be null.
Parameter name: folder]
   DotNetNuke.Services.FileSystem.FileManager.GetFile(IFolderInfo folder, String fileName, Boolean retrieveUnpublishedFiles) +243
   DotNetNuke.Common.Utilities.UrlController.UpdateUrlTracking(Int32 PortalID, String Url, Int32 ModuleId, Int32 UserID) +193
   DotNetNuke.Services.FileSystem.FileServerHandler.ProcessRequest(HttpContext context) +1283
   System.Web.CallHandlerExecutionStep.System.Web.HttpApplication.IExecutionStep.Execute() +5985
   System.Web.HttpApplication.ExecuteStepImpl(IExecutionStep step) +224
   System.Web.HttpApplication.ExecuteStep(IExecutionStep step, Boolean& completedSynchronously) +1326


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