Error "InnerException, Root element is missing" on launch of NuGenesis LMS - WKB24647

SYMPTOMS

• An error message appears when starting the NuGenesis LMS client
• The following error message appears after clicking the Show Details button:

The type initializer for 'Creon.Common.Utils.UserSettings' threw an exception

   at Creon.Common.Utils.UserSettings.getValueForKey(String key)
   at MainApp.App.OnStartup(StartupEventArgs e)
   at System.Windows.Application.<.ctor>b__1_0(Object unused)
   at System.Windows.Threading.ExceptionWrapper.InternalRealCall(Delegate callback, Object args, Int32 numArgs)
   at System.Windows.Threading.ExceptionWrapper.TryCatchWhen(Object source, Delegate callback, Object args, Int32 numArgs, Delegate catchHandler)

InnerException
Root element is missing.

   at System.Xml.XmlTextReaderImpl.Throw(Exception e)
   at System.Xml.XmlTextReaderImpl.ParseDocumentContent()
   at System.Xml.XmlTextReaderImpl.Read()
   at System.Xml.XmlLoader.Load(XmlDocument doc, XmlReader reader, Boolean preserveWhitespace)
   at System.Xml.XmlDocument.Load(XmlReader reader)
   at System.Xml.XmlDocument.Load(Stream inStream)
 

ENVIRONMENT

• NuGenesis 8 LMS
• NuGenesis 8 ELN

CAUSE

The weln_user_settings.xml file is present in the AppData folder, but the file is blank.

FIX or WORKAROUND

1. Browse to the AppData folder:
   • Example: %APPDATA%\Waters\NuGenesis LMS\8.0.3.0
2. Delete the weln_user_settings.xml file.
3. Restart the LMS client.

ADDITIONAL INFORMATION