diff --git a/app/DD_PM_WINDREAM/clsPatterns.vb b/app/DD_PM_WINDREAM/clsPatterns.vb
index f1ebdc3..59ee7f5 100644
--- a/app/DD_PM_WINDREAM/clsPatterns.vb
+++ b/app/DD_PM_WINDREAM/clsPatterns.vb
@@ -31,6 +31,8 @@ Public Class clsPatterns
     Public Const INT_VALUE_MACHINE = "MACHINE"
     Public Const INT_VALUE_DOMAIN = "DOMAIN"
 
+    Public Const MAX_TRY_COUNT = 100
+
     Private Shared regex As Regex = New Regex("{#(\w+)#([\w\s_-]+)}+")
     Private Shared allPatterns As New List(Of String) From {PATTERN_WMI, PATTERN_CTRL, PATTERN_USER, PATTERN_INT}
     Private Shared complexPatterns As New List(Of String) From {PATTERN_WMI, PATTERN_CTRL}
@@ -118,8 +120,13 @@ Public Class clsPatterns
     Public Shared Function ReplaceControlValues(input As String, panel As Panel) As String
         Try
             Dim result = input
+            Dim oTryCounter = 0
 
             While ContainsPattern(result, PATTERN_CTRL)
+                If oTryCounter > MAX_TRY_COUNT Then
+                    Throw New Exception("Max tries in ReplaceControlValues exceeded.")
+                End If
+
                 Dim controlName As String = GetNextPattern(result, PATTERN_CTRL).Value
                 Dim control As Control = panel.Controls.Find(controlName, False).FirstOrDefault()
 
@@ -127,6 +134,8 @@ Public Class clsPatterns
                     Dim value As String = control.Text
                     result = ReplacePattern(result, PATTERN_CTRL, value)
                 End If
+
+                oTryCounter += 1
             End While
 
             Return result
diff --git a/app/DD_PM_WINDREAM/frmValidator.vb b/app/DD_PM_WINDREAM/frmValidator.vb
index 7bd3cb6..def4061 100644
--- a/app/DD_PM_WINDREAM/frmValidator.vb
+++ b/app/DD_PM_WINDREAM/frmValidator.vb
@@ -1004,6 +1004,7 @@ Public Class frmValidator
         End Try
     End Sub
     Public Sub onLookUp1(sender As Object, SelectedValues As List(Of String))
+        LOGGER.Debug("onLookup1")
         If FormLoaded = False Then
             Exit Sub
         End If
@@ -1033,6 +1034,7 @@ Public Class frmValidator
                             Try
                                 'Dim oDependingLookup As LookupControl2 = pnldesigner.Controls.Find(oDEPENDING_CtrlName, False).FirstOrDefault()
                                 For Each oControl As Control In pnldesigner.Controls
+
                                     If oControl.Tag = oDEPENDING_GUID Then
                                         Dim oDependingLookup As LookupControl2 = oControl
                                         oDependingLookup.DataSource = oDTDEPENDING_RESULT