diff --git a/src/Infrastructure/BotSharp.Abstraction/Repositories/Filters/RoleFilter.cs b/src/Infrastructure/BotSharp.Abstraction/Repositories/Filters/RoleFilter.cs
index 35e2e1d3..7c6c738a 100644
--- a/src/Infrastructure/BotSharp.Abstraction/Repositories/Filters/RoleFilter.cs
+++ b/src/Infrastructure/BotSharp.Abstraction/Repositories/Filters/RoleFilter.cs
@@ -15,4 +15,9 @@ public class RoleFilter
     {
         return new RoleFilter();
     }
+
+    public bool IsInit()
+    {
+        return Names.IsNullOrEmpty();
+    }
 }
diff --git a/src/Infrastructure/BotSharp.Core.SideCar/Services/BotSharpConversationSideCar.cs b/src/Infrastructure/BotSharp.Core.SideCar/Services/BotSharpConversationSideCar.cs
index ec3ad0fe..4ddc3a43 100644
--- a/src/Infrastructure/BotSharp.Core.SideCar/Services/BotSharpConversationSideCar.cs
+++ b/src/Infrastructure/BotSharp.Core.SideCar/Services/BotSharpConversationSideCar.cs
@@ -1,3 +1,19 @@
+/*****************************************************************************
+  Copyright 2024 Written by Jicheng Lu. All Rights Reserved.
+ 
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+ 
+      http://www.apache.org/licenses/LICENSE-2.0
+ 
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+******************************************************************************/
+
 using BotSharp.Core.Infrastructures;
 
 namespace BotSharp.Core.SideCar.Services;
diff --git a/src/Infrastructure/BotSharp.Core/Conversations/Services/ConversationStateService.cs b/src/Infrastructure/BotSharp.Core/Conversations/Services/ConversationStateService.cs
index 152b74ca..eedcdf9a 100644
--- a/src/Infrastructure/BotSharp.Core/Conversations/Services/ConversationStateService.cs
+++ b/src/Infrastructure/BotSharp.Core/Conversations/Services/ConversationStateService.cs
@@ -1,3 +1,19 @@
+/*****************************************************************************
+  Copyright 2024 Written by Jicheng Lu. All Rights Reserved.
+ 
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+ 
+      http://www.apache.org/licenses/LICENSE-2.0
+ 
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+******************************************************************************/
+
 using BotSharp.Abstraction.Conversations.Enums;
 
 namespace BotSharp.Core.Conversations.Services;
diff --git a/src/Infrastructure/BotSharp.Core/Roles/Services/RoleService.cs b/src/Infrastructure/BotSharp.Core/Roles/Services/RoleService.cs
index 8cd7935b..9636fe18 100644
--- a/src/Infrastructure/BotSharp.Core/Roles/Services/RoleService.cs
+++ b/src/Infrastructure/BotSharp.Core/Roles/Services/RoleService.cs
@@ -39,7 +39,15 @@ public class RoleService : IRoleService
     public async Task<IEnumerable<Role>> GetRoles(RoleFilter filter)
     {
         var db = _services.GetRequiredService<IBotSharpRepository>();
+
         var roles = db.GetRoles(filter);
+        if (filter.IsInit() && roles.IsNullOrEmpty())
+        {
+            await RefreshRoles();
+            await Task.Delay(100);
+            roles = db.GetRoles(filter);
+        }
+
         return roles;
     }
 
diff --git a/src/Infrastructure/BotSharp.Core/Translation/TranslationService.cs b/src/Infrastructure/BotSharp.Core/Translation/TranslationService.cs
index 453b2277..7b81ac10 100644
--- a/src/Infrastructure/BotSharp.Core/Translation/TranslationService.cs
+++ b/src/Infrastructure/BotSharp.Core/Translation/TranslationService.cs
@@ -1,3 +1,19 @@
+/*****************************************************************************
+  Copyright 2024 Written by Jicheng Lu. All Rights Reserved.
+ 
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+ 
+      http://www.apache.org/licenses/LICENSE-2.0
+ 
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+******************************************************************************/
+
 using BotSharp.Abstraction.Infrastructures.Enums;
 using BotSharp.Abstraction.MLTasks;
 using BotSharp.Abstraction.Options;