diff --git a/DigitalData.Auth.Abstractions/DigitalData.Auth.Abstractions.csproj b/DigitalData.Auth.Abstractions/DigitalData.Auth.Abstractions.csproj
index 7a360a1..262af41 100644
--- a/DigitalData.Auth.Abstractions/DigitalData.Auth.Abstractions.csproj
+++ b/DigitalData.Auth.Abstractions/DigitalData.Auth.Abstractions.csproj
@@ -6,7 +6,7 @@
     <Nullable>enable</Nullable>
     <Description>DigitalData.Auth.Abstractions defines lightweight interfaces for sending and receiving authentication keys in .NET applications. It provides a unified IAuthClient for managing connections and errors, enabling seamless integration with authentication systems.</Description>
     <PackageId>DigitalData.Auth.Abstractions</PackageId>
-    <Version>1.1.0</Version>
+    <Version>1.2.0</Version>
     <Company>Digital Data GmbH</Company>
     <Product>Digital Data GmbH</Product>
     <Copyright>Copyright 2025</Copyright>
@@ -14,8 +14,8 @@
     <PackageIcon>auth_icon.png</PackageIcon>
     <RepositoryUrl>http://git.dd:3000/AppStd/DigitalData.Auth</RepositoryUrl>
     <PackageTags>Digital Data Auth Authorization Authentication Abstractions</PackageTags>
-	<AssemblyVersion>1.1.0</AssemblyVersion>
-	<FileVersion>1.1.0</FileVersion>
+	<AssemblyVersion>1.2.0</AssemblyVersion>
+	<FileVersion>1.2.0</FileVersion>
   </PropertyGroup>
 
   <ItemGroup>
diff --git a/DigitalData.Auth.Client/DIExtensions.cs b/DigitalData.Auth.Client/DIExtensions.cs
index c9114cf..b30f97d 100644
--- a/DigitalData.Auth.Client/DIExtensions.cs
+++ b/DigitalData.Auth.Client/DIExtensions.cs
@@ -23,7 +23,11 @@ public static class DIExtensions
             var client = sp.GetRequiredService<IAuthClient>() as AuthClient;
             if (client is not null)
                 return client;
-            else throw new Exception();
+            else throw new InvalidOperationException(
+                "IAuthClient instance could not be resolved from the service provider. " +
+                "This may indicate that the 'AddAuthHubClient' extension method was not called " +
+                "or there was an issue with the dependency registration process."
+            );
         });
 
         return services;
diff --git a/DigitalData.Auth.Client/DigitalData.Auth.Client.csproj b/DigitalData.Auth.Client/DigitalData.Auth.Client.csproj
index b1541fd..e21aaa0 100644
--- a/DigitalData.Auth.Client/DigitalData.Auth.Client.csproj
+++ b/DigitalData.Auth.Client/DigitalData.Auth.Client.csproj
@@ -5,7 +5,7 @@
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
     <PackageId>DigitalData.Auth.Client</PackageId>
-    <Version>1.2.0</Version>
+    <Version>1.2.1.1</Version>
     <Description>DigitalData.Auth.Client is a SignalR-based authentication client that enables applications to connect to a central authentication hub for real-time message exchange. It provides seamless connection management, automatic reconnection (RetryPolicy), and event-driven communication (ClientEvents). The package includes dependency injection support via DIExtensions, allowing easy integration into ASP.NET Core applications. With built-in retry policies and secure message handling, it ensures a reliable and scalable authentication client for real-time authentication workflows.</Description>
     <Company>Digital Data GmbH</Company>
     <Product>Digital Data GmbH</Product>
@@ -14,8 +14,8 @@
     <PackageIcon>auth_icon.png</PackageIcon>
     <RepositoryUrl>http://git.dd:3000/AppStd/DigitalData.Auth</RepositoryUrl>
     <PackageTags>Digital Data Auth Authorization Authentication</PackageTags>
-    <AssemblyVersion>1.2.0</AssemblyVersion>
-    <FileVersion>1.2.0</FileVersion>
+    <AssemblyVersion>1.2.1.1</AssemblyVersion>
+    <FileVersion>1.2.1.1</FileVersion>
   </PropertyGroup>
 
   <ItemGroup>