diff --git a/ToolCollection/ClassNIProfile.vb b/ToolCollection/ClassNIProfile.vb
index b385864..1aeb873 100644
--- a/ToolCollection/ClassNIProfile.vb
+++ b/ToolCollection/ClassNIProfile.vb
@@ -14,7 +14,6 @@ Public Class ClassNIProfile
         xmlConfigFile = oConfigPath
         ClassNIProfile.LoadFromXmlFile()
         ' 3b. Windream initialisieren (Connection, Session, ... aufbauen)
-        _windream.Init()
     End Sub
     Public Shared Function IsXmlAccessable() As Boolean
         Dim xml As New Xml.XmlDocument
diff --git a/ToolCollection/ClassWindream_allgemein.vb b/ToolCollection/ClassWindream_allgemein.vb
index b298f4c..96abb1f 100644
--- a/ToolCollection/ClassWindream_allgemein.vb
+++ b/ToolCollection/ClassWindream_allgemein.vb
@@ -107,10 +107,8 @@ Public Class ClassWindream_allgemein
     ''' <returns>Liefert True wenn das Anmelden erfolgreich war, sonst False</returns>
     ''' <remarks></remarks>
     Public Function Init() As Boolean
-        Dim oHourDifference As Integer
-        oHourDifference = CInt(DateDiff(DateInterval.Hour, CURRENToWMSession_Created, Now))
 
-        If IsNothing(CURRENToWMSession) Or oHourDifference >= 2 Then
+        If IsNothing(CURRENToWMSession) OrElse Not IsLoggedIn() Then
             If WMLOGIN_DOMAIN <> String.Empty Then
                 GetWMSessionAsUser(WMLOGIN_DOMAIN, Me.GetCurrentServer, WMLOGIN_USER, WMLOGIN_PW)
             Else
@@ -123,7 +121,6 @@ Public Class ClassWindream_allgemein
             Return True
         End If
 
-
     End Function
     Private Function GetWMSession()
         Try
@@ -530,6 +527,9 @@ Public Class ClassWindream_allgemein
     ''' <remarks></remarks>
     Public Function IsLoggedIn() As Boolean
         Try
+            If IsNothing(Me.oWMSession) Then
+                Return False
+            End If
             Return Me.oWMSession.aLoggedin
         Catch ex As Exception
             clsHelper.Add_Application_log("Unexpected error in Windream.IsLoggedIn: " & ex.Message)
diff --git a/ToolCollection/frmNIHauptseite.vb b/ToolCollection/frmNIHauptseite.vb
index aeaae59..d39567c 100644
--- a/ToolCollection/frmNIHauptseite.vb
+++ b/ToolCollection/frmNIHauptseite.vb
@@ -68,17 +68,9 @@ Public Class frmNIHauptseite
         _windreamNI = New ClassNIWindream(_MyLogger)
         database = New ClassNIDatenbankzugriff(_MyLogger)
 
-
         ' 3b. Windream initialisieren (Connection, Session, ... aufbauen)
-        If _windreamNI.Init() = False Then
-            _Logger.Warn("Die Windream-Klasse konnte nicht initialisiert werden. Windream-Client unvollständig gestartert.")
-            Exit Sub
-
-        End If
         'ClassMoveRenameLogger.Init("", "MoveRename_", True)
 
-
-
         AddHandler bwProfil.DoWork, AddressOf bwProfil_DoWork
         AddHandler bwProfil.RunWorkerCompleted, AddressOf bwProfil_RunWorkerCompleted
         AddHandler bwProfil.ProgressChanged, AddressOf bwProfil_ProgressChanged