diff --git a/app/TaskFlow/ClassInit.vb b/app/TaskFlow/ClassInit.vb
index c41b996..3d54fdd 100644
--- a/app/TaskFlow/ClassInit.vb
+++ b/app/TaskFlow/ClassInit.vb
@@ -5,6 +5,7 @@ Imports DigitalData.Modules.EDMI.API
 Imports DigitalData.Modules.EDMI.API.DatabaseWithFallback
 Imports DigitalData.Modules.EDMI.API.Constants
 Imports DigitalData.Modules.Database
+Imports System.Windows.Forms.VisualStyles.VisualStyleElement
 
 Public Class ClassInit
     Public _lizenzManager As ClassLicenseManager
@@ -220,7 +221,21 @@ Public Class ClassInit
             If split.Length >= 2 Then
                 LICENSE_VALID = True
             End If
-            Dim oLICDATE = CDate(split(1))
+            Dim oLICDATE As Date
+            Try
+                oLICDATE = CDate(split(1))
+            Catch ex As Exception
+                LOGGER.Warn($"Error Converting Value {split(1)} to DATE")
+                Try
+                    Dim expenddt As Date = Date.ParseExact(split(1), "dd.MM.yyyy", System.Globalization.DateTimeFormatInfo.InvariantInfo)
+                    oLICDATE = expenddt
+                Catch ex1 As Exception
+                    LOGGER.Warn($"Second Error Converting DATE with ParseExact - Setting Date = Today")
+                    oLICDATE = Now.Date
+                End Try
+
+            End Try
+
             If oLICDATE < CDate(Now) Then
                 MsgBox("Your license has expired!" & vbNewLine & "Last valid date: " & split(1) & vbNewLine & "Please contact Your sysadmin", MsgBoxStyle.Exclamation)
                 LICENSE_EXPIRED = True
diff --git a/app/TaskFlow/ClassParamRefresh.vb b/app/TaskFlow/ClassParamRefresh.vb
index 3fbee8c..c90bb05 100644
--- a/app/TaskFlow/ClassParamRefresh.vb
+++ b/app/TaskFlow/ClassParamRefresh.vb
@@ -108,9 +108,12 @@ Public Class ClassParamRefresh
                     '    If ClassDatabase.Init(CONNECTION_STRING_IDB_APP_SERVER) = True Then
                     '        LOGGER.Info($"Got an IDB APP-Server-Connection [{CON_ID}]!")
                     '    End If
+                ElseIf oMode = "PM.EXCEL_OVERVIEW" Then
+                    EXCEL_OVERVIEW = True
+                    LOGGER.Debug($"EXCEL_OVERVIEW [{EXCEL_OVERVIEW}]")
                 ElseIf oMode = "PM.MONITORING" Then
                     MONITORING_ACTIVE = True
-                    LOGGER.Debug($"SHOW_MASS_VALIDATOR [{SHOW_MASS_VALIDATOR}]")
+                    LOGGER.Debug($"MONITORING_ACTIVE [{MONITORING_ACTIVE}]")
                 ElseIf oMode = "PM.GHOSTMODE" Then
                     GHOSTMODE_ACTIVE = True
                     LOGGER.Debug($"GHOSTMODE_ACTIVE [{GHOSTMODE_ACTIVE}]")
diff --git a/app/TaskFlow/ModuleRuntimeVariables.vb b/app/TaskFlow/ModuleRuntimeVariables.vb
index b1f22ab..5957dd3 100644
--- a/app/TaskFlow/ModuleRuntimeVariables.vb
+++ b/app/TaskFlow/ModuleRuntimeVariables.vb
@@ -79,6 +79,7 @@ Module ModuleRuntimeVariables
     Public Property SHOW_MASS_VALIDATOR As Boolean = True
     Public Property WORKING_MODE As String = ""
     Public Property MONITORING_ACTIVE As Boolean = False
+    Public Property EXCEL_OVERVIEW As Boolean = False
     Public Property GHOSTMODE_ACTIVE As Boolean = False
     Public Property RIBBON_COLOR_SCHEME As String = ""
     Public Property ADDITIONAL_TITLE As String = ""
diff --git a/app/TaskFlow/clsPatterns.vb b/app/TaskFlow/clsPatterns.vb
index 1047c15..865c248 100644
--- a/app/TaskFlow/clsPatterns.vb
+++ b/app/TaskFlow/clsPatterns.vb
@@ -49,7 +49,7 @@ Public Class clsPatterns
     Public Const INT_VALUE_DOMAIN = "DOMAIN"
     Public Const INT_VALUE_DATE = "DATE"
 
-    Public Const MAX_TRY_COUNT = 50
+    Public Const MAX_TRY_COUNT = 20
 
     ''' <summary>
     ''' This value will be valid as any datatype,
diff --git a/app/TaskFlow/frmMain.vb b/app/TaskFlow/frmMain.vb
index 9259c54..7322dad 100644
--- a/app/TaskFlow/frmMain.vb
+++ b/app/TaskFlow/frmMain.vb
@@ -463,7 +463,7 @@ Public Class frmMain
         Else
             RibbonPageGroupBasicConf.Visible = True
         End If
-        If USER_IS_ADMIN = True Then
+        If EXCEL_OVERVIEW = True Then
             BarButtonItemExportExcel.Visibility = DevExpress.XtraBars.BarItemVisibility.Always
         Else
             BarButtonItemExportExcel.Visibility = DevExpress.XtraBars.BarItemVisibility.Never
@@ -3112,7 +3112,9 @@ where (CONVERT(DATE,GETDATE()) <= NOTE.DISPLAY_UNTIL or NOTE.DISPLAY_UNTIL IS NU
         If ribbon.SelectedPage Is RibbonPageAktionen Then
             Select Case GridViewItem_Clicked
                 Case "GROUP"
-                    BarButtonItemMassValidation.Visibility = DevExpress.XtraBars.BarItemVisibility.Always
+                    If SHOW_MASS_VALIDATOR = True Then
+                        BarButtonItemMassValidation.Visibility = DevExpress.XtraBars.BarItemVisibility.Always
+                    End If
                 Case "ROW"
                     '        If selectedRows.Count > 1 Then
                     '            CMFileStart.Enabled = False