diff --git a/app/DD-Record-Organiser/ClassHelper.vb b/app/DD-Record-Organiser/ClassHelper.vb
index 17796c4..79ccff3 100644
--- a/app/DD-Record-Organiser/ClassHelper.vb
+++ b/app/DD-Record-Organiser/ClassHelper.vb
@@ -79,4 +79,17 @@ Public Class ClassHelper
         End Try
 
     End Function
+    '' <summary>
+    ''' Ersetzt alle nicht zulässigen Zeichen im angegebenen Dateinamen
+    ''' </summary>
+    ''' <param name="sFilename">Dateiname ohne Pfadangabe</param>
+    ''' <param name="sChar">Ersatzzeichen für alle unzulässigen Zeichen 
+    ''' im Dateinamen</param>
+    Public Shared Function CleanFilename(ByVal sFilename As String, _
+      Optional ByVal REPLACEChar As String = "") As String
+
+        ' alle nicht zulässigen Zeichen ersetzen
+        Return System.Text.RegularExpressions.Regex.Replace( _
+          sFilename, "[?*^""<>|]", REPLACEChar)
+    End Function
 End Class
diff --git a/app/DD-Record-Organiser/ClassImport_Windream.vb b/app/DD-Record-Organiser/ClassImport_Windream.vb
index 35bdcf9..2103e47 100644
--- a/app/DD-Record-Organiser/ClassImport_Windream.vb
+++ b/app/DD-Record-Organiser/ClassImport_Windream.vb
@@ -300,6 +300,8 @@ Public Class ClassImport_Windream
                 End Select
             Next
             Try
+                'ungültige Zeichen entfernen
+                DATEINAME = ClassHelper.CleanFilename(DATEINAME, "")
                 Dim version As Integer = 2
                 Dim Stammname As String = DATEINAME.Replace(VERSION_DELIMITER, "")
                 Dim _neuername As String = DATEINAME.Replace(VERSION_DELIMITER, "")
@@ -320,6 +322,7 @@ Public Class ClassImport_Windream
                 err = True
             End Try
             CURRENT_NEWFILENAME = _NewFileString & extension
+
             'False oder True zurückgeben
             If err = False Then
                 Return True
diff --git a/app/DD-Record-Organiser/frmConstructor_Main.Designer.vb b/app/DD-Record-Organiser/frmConstructor_Main.Designer.vb
index c12faf6..1824153 100644
--- a/app/DD-Record-Organiser/frmConstructor_Main.Designer.vb
+++ b/app/DD-Record-Organiser/frmConstructor_Main.Designer.vb
@@ -22,7 +22,6 @@ Partial Class frmConstructor_Main
     'Das Bearbeiten mit dem Code-Editor ist nicht möglich.
     <System.Diagnostics.DebuggerStepThrough()> _
     Private Sub InitializeComponent()
-        Me.components = New System.ComponentModel.Container()
         Dim resources As System.ComponentModel.ComponentResourceManager = New System.ComponentModel.ComponentResourceManager(GetType(frmConstructor_Main))
         Dim GridLevelNode1 As DevExpress.XtraGrid.GridLevelNode = New DevExpress.XtraGrid.GridLevelNode()
         Dim GridLevelNode2 As DevExpress.XtraGrid.GridLevelNode = New DevExpress.XtraGrid.GridLevelNode()
@@ -30,12 +29,12 @@ Partial Class frmConstructor_Main
         Me.SplitContainerMain = New DevExpress.XtraEditors.SplitContainerControl()
         Me.SplitContainerTop = New DevExpress.XtraEditors.SplitContainerControl()
         Me.TreeViewMain = New System.Windows.Forms.TreeView()
-        Me.CMSEntity = New System.Windows.Forms.ContextMenuStrip(Me.components)
+        Me.CMSEntity = New System.Windows.Forms.ContextMenuStrip()
         Me.ResetEbenenAuswahlToolStripMenuItem = New System.Windows.Forms.ToolStripMenuItem()
         Me.DateiimportEntitätToolStripMenuItem = New System.Windows.Forms.ToolStripMenuItem()
         Me.FormDesignerToolStripMenuItem = New System.Windows.Forms.ToolStripMenuItem()
         Me.GridControlMain = New DevExpress.XtraGrid.GridControl()
-        Me.ContextMenuGrid = New System.Windows.Forms.ContextMenuStrip(Me.components)
+        Me.ContextMenuGrid = New System.Windows.Forms.ContextMenuStrip()
         Me.FunktionenDataGridToolStripMenuItem = New System.Windows.Forms.ToolStripMenuItem()
         Me.ToolStripSeparator1 = New System.Windows.Forms.ToolStripSeparator()
         Me.AnsichtUmschaltenToolStripMenuItem = New System.Windows.Forms.ToolStripMenuItem()
@@ -59,7 +58,7 @@ Partial Class frmConstructor_Main
         Me.pnlDetails = New System.Windows.Forms.Panel()
         Me.TabWindream = New DevExpress.XtraTab.XtraTabPage()
         Me.GridControlDocSearch = New DevExpress.XtraGrid.GridControl()
-        Me.ContextMenuStripResultFiles = New System.Windows.Forms.ContextMenuStrip(Me.components)
+        Me.ContextMenuStripResultFiles = New System.Windows.Forms.ContextMenuStrip()
         Me.DateiÖffnenToolStripMenuItem = New System.Windows.Forms.ToolStripMenuItem()
         Me.ToolStripSeparator7 = New System.Windows.Forms.ToolStripSeparator()
         Me.CopyToolStripMenuItem = New System.Windows.Forms.ToolStripMenuItem()
@@ -94,7 +93,7 @@ Partial Class frmConstructor_Main
         Me.Panel1 = New System.Windows.Forms.Panel()
         Me.GridControlPos = New DevExpress.XtraGrid.GridControl()
         Me.grvwGridPos = New DevExpress.XtraGrid.Views.Grid.GridView()
-        Me.BindingNavigatorPOS = New System.Windows.Forms.BindingNavigator(Me.components)
+        Me.BindingNavigatorPOS = New System.Windows.Forms.BindingNavigator()
         Me.BindingNavigatorAddNewItem = New System.Windows.Forms.ToolStripButton()
         Me.BindingNavigatorCountItem = New System.Windows.Forms.ToolStripLabel()
         Me.BindingNavigatorDeleteItem = New System.Windows.Forms.ToolStripButton()
@@ -130,7 +129,7 @@ Partial Class frmConstructor_Main
         Me.GridControlParent = New DevExpress.XtraGrid.GridControl()
         Me.GridViewParent = New DevExpress.XtraGrid.Views.Grid.GridView()
         Me.btnRelinkParentID = New System.Windows.Forms.Button()
-        Me.BindingSource_Entity = New System.Windows.Forms.BindingSource(Me.components)
+        Me.BindingSource_Entity = New System.Windows.Forms.BindingSource()
         Me.NavPane = New DevExpress.XtraBars.Navigation.TileNavPane()
         Me.NavButtonHome = New DevExpress.XtraBars.Navigation.NavButton()
         Me.NavButtonRefresh = New DevExpress.XtraBars.Navigation.NavButton()
@@ -139,18 +138,18 @@ Partial Class frmConstructor_Main
         Me.tsslblRecord = New System.Windows.Forms.ToolStripStatusLabel()
         Me.tsslblWorkflowstate = New System.Windows.Forms.ToolStripStatusLabel()
         Me.DD_ECMAdmin = New DD_Record_Organiser.DD_ECMAdmin()
-        Me.ImageCollection1 = New DevExpress.Utils.ImageCollection(Me.components)
-        Me.ttToolTip = New System.Windows.Forms.ToolTip(Me.components)
-        Me.ContextMenuDetails = New System.Windows.Forms.ContextMenuStrip(Me.components)
+        Me.ImageCollection1 = New DevExpress.Utils.ImageCollection()
+        Me.ttToolTip = New System.Windows.Forms.ToolTip()
+        Me.ContextMenuDetails = New System.Windows.Forms.ContextMenuStrip()
         Me.DD_DMSDataSet = New DD_Record_Organiser.DD_DMSDataSet()
-        Me.VWPMO_WF_USER_ACTIVEBindingSource = New System.Windows.Forms.BindingSource(Me.components)
+        Me.VWPMO_WF_USER_ACTIVEBindingSource = New System.Windows.Forms.BindingSource()
         Me.VWPMO_WF_USER_ACTIVETableAdapter = New DD_Record_Organiser.DD_DMSDataSetTableAdapters.VWPMO_WF_ACTIVETableAdapter()
         Me.TableAdapterManager = New DD_Record_Organiser.DD_DMSDataSetTableAdapters.TableAdapterManager()
         Me.TBPMO_FILES_USERTableAdapter = New DD_Record_Organiser.DD_DMSDataSetTableAdapters.TBPMO_FILES_USERTableAdapter()
-        Me.VWPMO_WF_ACTIVEBindingSource = New System.Windows.Forms.BindingSource(Me.components)
+        Me.VWPMO_WF_ACTIVEBindingSource = New System.Windows.Forms.BindingSource()
         Me.VWPMO_WF_ACTIVETableAdapter = New DD_Record_Organiser.DD_DMSDataSetTableAdapters.VWPMO_WF_ACTIVETableAdapter()
-        Me.TBPMO_FILES_USERBindingSource = New System.Windows.Forms.BindingSource(Me.components)
-        Me.ToolTipController = New DevExpress.Utils.ToolTipController(Me.components)
+        Me.TBPMO_FILES_USERBindingSource = New System.Windows.Forms.BindingSource()
+        Me.ToolTipController = New DevExpress.Utils.ToolTipController()
         CType(Me.SplitContainerMain, System.ComponentModel.ISupportInitialize).BeginInit()
         Me.SplitContainerMain.SuspendLayout()
         CType(Me.SplitContainerTop, System.ComponentModel.ISupportInitialize).BeginInit()
diff --git a/app/DD-Record-Organiser/frmConstructor_Main.resx b/app/DD-Record-Organiser/frmConstructor_Main.resx
index 5b2585d..4fe07e8 100644
--- a/app/DD-Record-Organiser/frmConstructor_Main.resx
+++ b/app/DD-Record-Organiser/frmConstructor_Main.resx
@@ -298,7 +298,7 @@
     <value>0, 0</value>
   </data>
   <data name="GridControlMain.Size" type="System.Drawing.Size, System.Drawing">
-    <value>795, 248</value>
+    <value>788, 248</value>
   </data>
   <data name="GridControlMain.TabIndex" type="System.Int32, mscorlib">
     <value>0</value>
@@ -373,7 +373,7 @@
     <value>0, 0</value>
   </data>
   <data name="pnlDetails.Size" type="System.Drawing.Size, System.Drawing">
-    <value>1072, 338</value>
+    <value>1069, 334</value>
   </data>
   <data name="pnlDetails.TabIndex" type="System.Int32, mscorlib">
     <value>0</value>
@@ -391,7 +391,7 @@
     <value>0</value>
   </data>
   <data name="TabDetails.Size" type="System.Drawing.Size, System.Drawing">
-    <value>1072, 338</value>
+    <value>1069, 334</value>
   </data>
   <data name="TabDetails.Text" xml:space="preserve">
     <value>Detailansicht</value>
@@ -409,7 +409,7 @@
     <value>0</value>
   </data>
   <data name="TCDetails.Size" type="System.Drawing.Size, System.Drawing">
-    <value>1078, 369</value>
+    <value>1071, 362</value>
   </data>
   <data name="TCDetails.TabIndex" type="System.Int32, mscorlib">
     <value>1</value>
@@ -469,7 +469,7 @@
     <value>192, 255, 192</value>
   </data>
   <data name="GridControlDocSearch.Size" type="System.Drawing.Size, System.Drawing">
-    <value>1072, 313</value>
+    <value>1069, 309</value>
   </data>
   <data name="GridControlDocSearch.TabIndex" type="System.Int32, mscorlib">
     <value>7</value>
@@ -565,7 +565,7 @@
     <value>0, 0</value>
   </data>
   <data name="ToolStripDokumente.Size" type="System.Drawing.Size, System.Drawing">
-    <value>1072, 25</value>
+    <value>1069, 25</value>
   </data>
   <data name="ToolStripDokumente.TabIndex" type="System.Int32, mscorlib">
     <value>2</value>
@@ -586,7 +586,7 @@
     <value>2</value>
   </data>
   <data name="TabWindream.Size" type="System.Drawing.Size, System.Drawing">
-    <value>1072, 338</value>
+    <value>1069, 334</value>
   </data>
   <data name="TabWindream.Text" xml:space="preserve">
     <value>windream-Dateien</value>
@@ -1017,7 +1017,7 @@
     <value>2</value>
   </data>
   <data name="TabFollowUp.Size" type="System.Drawing.Size, System.Drawing">
-    <value>1072, 338</value>
+    <value>1069, 334</value>
   </data>
   <data name="TabFollowUp.Text" xml:space="preserve">
     <value>Wiedervorlage</value>
@@ -1044,7 +1044,7 @@
     <value>Cyan</value>
   </data>
   <data name="GridControlPos.Size" type="System.Drawing.Size, System.Drawing">
-    <value>1072, 313</value>
+    <value>1069, 309</value>
   </data>
   <data name="GridControlPos.TabIndex" type="System.Int32, mscorlib">
     <value>0</value>
@@ -1068,7 +1068,7 @@
     <value>0, 25</value>
   </data>
   <data name="Panel1.Size" type="System.Drawing.Size, System.Drawing">
-    <value>1072, 313</value>
+    <value>1069, 309</value>
   </data>
   <data name="Panel1.TabIndex" type="System.Int32, mscorlib">
     <value>2</value>
@@ -1243,7 +1243,7 @@
     <value>0, 0</value>
   </data>
   <data name="BindingNavigatorPOS.Size" type="System.Drawing.Size, System.Drawing">
-    <value>1072, 25</value>
+    <value>1069, 25</value>
   </data>
   <data name="BindingNavigatorPOS.TabIndex" type="System.Int32, mscorlib">
     <value>1</value>
@@ -1272,7 +1272,7 @@
 </value>
   </data>
   <data name="TabPos.Size" type="System.Drawing.Size, System.Drawing">
-    <value>1072, 338</value>
+    <value>1069, 334</value>
   </data>
   <data name="TabPos.Text" xml:space="preserve">
     <value>Positionen</value>
@@ -1472,7 +1472,7 @@
     <value>0, 0</value>
   </data>
   <data name="ToolStripEdit.Size" type="System.Drawing.Size, System.Drawing">
-    <value>1078, 25</value>
+    <value>1071, 25</value>
   </data>
   <data name="ToolStripEdit.TabIndex" type="System.Int32, mscorlib">
     <value>0</value>
@@ -1577,7 +1577,7 @@
     <value>Panel2</value>
   </data>
   <data name="SplitContainerBottom.Size" type="System.Drawing.Size, System.Drawing">
-    <value>1083, 394</value>
+    <value>1083, 387</value>
   </data>
   <data name="SplitContainerBottom.TabIndex" type="System.Int32, mscorlib">
     <value>0</value>
diff --git a/app/DD-Record-Organiser/frmMain.vb b/app/DD-Record-Organiser/frmMain.vb
index fbf45ce..d7ce9b1 100644
--- a/app/DD-Record-Organiser/frmMain.vb
+++ b/app/DD-Record-Organiser/frmMain.vb
@@ -476,9 +476,9 @@ Public Class frmMain
 
     Private Sub frmMain_Shown(sender As Object, e As EventArgs) Handles Me.Shown
         If ERROR_INIT <> "INVALID USER" Then
-            Refresh_TaskReminder()
             If Task_Popup_minutes <> 0 Then
                 TimerTasks.Start()
+                Refresh_TaskReminder()
             End If
 
             RUN_TIMER()