diff --git a/KeyPage/KeyPageV.xaml.vb b/KeyPage/KeyPageV.xaml.vb
index c141734..c82a51e 100644
--- a/KeyPage/KeyPageV.xaml.vb
+++ b/KeyPage/KeyPageV.xaml.vb
@@ -18,7 +18,7 @@
          textBoxNote.Height = originalTextBoxHeight * textBoxNote.LineCount
          numberOfLines = textBoxNote.LineCount
       End If
-      If (numberOfLines > textBoxNote.LineCount) Then
+      If (numberOfLines > textBoxNote.LineCount) And Not textBoxNote.LineCount = 0 Then
          textBoxNote.Height = textBoxNote.Height - (originalTextBoxHeight * (numberOfLines - textBoxNote.LineCount))
          numberOfLines = textBoxNote.LineCount
       End If
diff --git a/My Project/AssemblyInfo.vb b/My Project/AssemblyInfo.vb
index 7f6d6f8..6fdc3e4 100644
--- a/My Project/AssemblyInfo.vb	
+++ b/My Project/AssemblyInfo.vb	
@@ -59,5 +59,5 @@ Imports System.Windows
 ' usando l'asterisco '*' come illustrato di seguito:
 ' <Assembly: AssemblyVersion("1.0.*")>
 
-<Assembly: AssemblyVersion("2.1.5.4")>
-<Assembly: AssemblyFileVersion("2.1.5.4")>
+<Assembly: AssemblyVersion("2.1.5.5")>
+<Assembly: AssemblyFileVersion("2.1.5.5")>
diff --git a/NewLicencePage/NewLicencePageV.xaml.vb b/NewLicencePage/NewLicencePageV.xaml.vb
index aa099c1..a6db1fe 100644
--- a/NewLicencePage/NewLicencePageV.xaml.vb
+++ b/NewLicencePage/NewLicencePageV.xaml.vb
@@ -11,7 +11,7 @@
          textBoxNote.Height = originalTextBoxHeight * textBoxNote.LineCount
          numberOfLines = textBoxNote.LineCount
       End If
-      If (numberOfLines > textBoxNote.LineCount) Then
+      If (numberOfLines > textBoxNote.LineCount) And Not textBoxNote.LineCount = 0 Then
          textBoxNote.Height = textBoxNote.Height - (originalTextBoxHeight * (numberOfLines - textBoxNote.LineCount))
          numberOfLines = textBoxNote.LineCount
       End If