Index: Application/Ringtoets/src/Application.Ringtoets/ExceptionDialog.resx
===================================================================
diff -u -rfa3a16496921649188ae04c0df6392dad64e100b -r11ca11333a24bcf1d16f6bf232aae3e60ef6ba24
--- Application/Ringtoets/src/Application.Ringtoets/ExceptionDialog.resx	(.../ExceptionDialog.resx)	(revision fa3a16496921649188ae04c0df6392dad64e100b)
+++ Application/Ringtoets/src/Application.Ringtoets/ExceptionDialog.resx	(.../ExceptionDialog.resx)	(revision 11ca11333a24bcf1d16f6bf232aae3e60ef6ba24)
@@ -292,7 +292,7 @@
     <value>7</value>
   </data>
   <data name="buttonSaveProject.Text" xml:space="preserve">
-    <value>Opslaan</value>
+    <value>Opslaan als</value>
   </data>
   <data name="&gt;&gt;buttonSaveProject.Name" xml:space="preserve">
     <value>buttonSaveProject</value>
@@ -322,6 +322,6 @@
     <value>ExceptionDialog</value>
   </data>
   <data name="&gt;&gt;$this.Type" xml:space="preserve">
-    <value>System.Windows.Forms.Form, System.Windows.Forms, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089</value>
+    <value>Core.Common.Controls.Dialogs.DialogBase, Core.Common.Controls, Version=16.1.1.4329, Culture=neutral, PublicKeyToken=null</value>
   </data>
 </root>
\ No newline at end of file
Index: Application/Ringtoets/src/Application.Ringtoets/Properties/Resources.Designer.cs
===================================================================
diff -u -rfa3a16496921649188ae04c0df6392dad64e100b -r11ca11333a24bcf1d16f6bf232aae3e60ef6ba24
--- Application/Ringtoets/src/Application.Ringtoets/Properties/Resources.Designer.cs	(.../Resources.Designer.cs)	(revision fa3a16496921649188ae04c0df6392dad64e100b)
+++ Application/Ringtoets/src/Application.Ringtoets/Properties/Resources.Designer.cs	(.../Resources.Designer.cs)	(revision 11ca11333a24bcf1d16f6bf232aae3e60ef6ba24)
@@ -1,7 +1,7 @@
 //------------------------------------------------------------------------------
 // <auto-generated>
 //     This code was generated by a tool.
-//     Runtime Version:4.0.30319.17929
+//     Runtime Version:4.0.30319.42000
 //
 //     Changes to this file may cause incorrect behavior and will be lost if
 //     the code is regenerated.
@@ -80,7 +80,7 @@
         }
         
         /// <summary>
-        ///   Looks up a localized string similar to Kon project niet opslaan.
+        ///   Looks up a localized string similar to Project niet opgeslagen.
         /// </summary>
         internal static string ExceptionDialog_ButtonSaveProjectClick_Saving_project_failed_caption {
             get {
Index: Application/Ringtoets/src/Application.Ringtoets/Properties/Resources.resx
===================================================================
diff -u -rfa3a16496921649188ae04c0df6392dad64e100b -r11ca11333a24bcf1d16f6bf232aae3e60ef6ba24
--- Application/Ringtoets/src/Application.Ringtoets/Properties/Resources.resx	(.../Resources.resx)	(revision fa3a16496921649188ae04c0df6392dad64e100b)
+++ Application/Ringtoets/src/Application.Ringtoets/Properties/Resources.resx	(.../Resources.resx)	(revision 11ca11333a24bcf1d16f6bf232aae3e60ef6ba24)
@@ -131,6 +131,6 @@
     <value>Project opgeslagen</value>
   </data>
   <data name="ExceptionDialog_ButtonSaveProjectClick_Saving_project_failed_caption" xml:space="preserve">
-    <value>Kon project niet opslaan</value>
+    <value>Project niet opgeslagen</value>
   </data>
 </root>
\ No newline at end of file
Index: Core/Common/src/Core.Common.Controls/Dialogs/DialogBase.cs
===================================================================
diff -u -r5782c43794d78fe92cd8864cd8f8b0b53957ec06 -r11ca11333a24bcf1d16f6bf232aae3e60ef6ba24
--- Core/Common/src/Core.Common.Controls/Dialogs/DialogBase.cs	(.../DialogBase.cs)	(revision 5782c43794d78fe92cd8864cd8f8b0b53957ec06)
+++ Core/Common/src/Core.Common.Controls/Dialogs/DialogBase.cs	(.../DialogBase.cs)	(revision 11ca11333a24bcf1d16f6bf232aae3e60ef6ba24)
@@ -56,12 +56,17 @@
     /// The "new" implementation for <see cref="ShowDialog"/> only hides the base method. Therefore, don't cast to <see cref="Form"/>.
     /// Otherwise the original <see cref="Form.ShowDialog()"/> implementation will be used.
     /// </remarks>
-    public abstract partial class DialogBase : Form
+    public partial class DialogBase : Form
     {
         private readonly IWin32Window dialogParent;
         private readonly int minHeight;
         private readonly int minWidth;
 
+        public DialogBase()
+        {
+            
+        }
+
         /// <summary>
         /// Constructs a new <see cref="DialogBase"/>.
         /// </summary>
@@ -147,6 +152,9 @@
         /// </summary>
         /// <returns>The cancel button.</returns>
         /// <remarks>By forcing derivatives to provide a cancel button, dialogs can be closed by hitting the <c>ESC</c> key on the keyboard.</remarks>
-        protected abstract Button GetCancelButton();
+        protected virtual Button GetCancelButton()
+        {
+            return new Button();
+        }
     }
 }
\ No newline at end of file