From 9c97d84a6f9a295da4d766a5be4afb5ddcfbb9a5 Mon Sep 17 00:00:00 2001
From: Pilzinsel64 <pascal.schedel@dr-schneider.com>
Date: Wed, 23 Apr 2025 12:35:30 +0200
Subject: [PATCH] don't add duplicated validation rules

---
 .../Controls/RadValidationProvider/RadValidationProviderEx.cs  | 3 ++-
 Pilz.UI.Telerik/Pilz.UI.Telerik.csproj                         | 2 +-
 2 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/Pilz.UI.Telerik/Controls/RadValidationProvider/RadValidationProviderEx.cs b/Pilz.UI.Telerik/Controls/RadValidationProvider/RadValidationProviderEx.cs
index 64d922a..aff485f 100644
--- a/Pilz.UI.Telerik/Controls/RadValidationProvider/RadValidationProviderEx.cs
+++ b/Pilz.UI.Telerik/Controls/RadValidationProvider/RadValidationProviderEx.cs
@@ -679,7 +679,8 @@ public class RadValidationProviderEx : Component, ISupportInitialize, IExtenderP
         else
         {
             radValidationRule.AddControl(control);
-            validationRules.Add(rule);
+            if (!validationRules.Contains(rule))
+                validationRules.Add(rule);
         }
     }
 
diff --git a/Pilz.UI.Telerik/Pilz.UI.Telerik.csproj b/Pilz.UI.Telerik/Pilz.UI.Telerik.csproj
index 5c0e007..94e0f07 100644
--- a/Pilz.UI.Telerik/Pilz.UI.Telerik.csproj
+++ b/Pilz.UI.Telerik/Pilz.UI.Telerik.csproj
@@ -9,7 +9,7 @@
   </PropertyGroup>
   
   <PropertyGroup>
-    <Version>2.10.3</Version>
+    <Version>2.10.4</Version>
     <GenerateDocumentationFile>True</GenerateDocumentationFile>
   </PropertyGroup>