diff --git a/EnvelopeGenerator.API/Controllers/ReadOnlyController.cs b/EnvelopeGenerator.API/Controllers/ReadOnlyController.cs
index 40c59bbb..3b2c139b 100644
--- a/EnvelopeGenerator.API/Controllers/ReadOnlyController.cs
+++ b/EnvelopeGenerator.API/Controllers/ReadOnlyController.cs
@@ -38,6 +38,7 @@ public class ReadOnlyController : ControllerBase
     /// <param name="createDto">Creation payload.</param>
     [HttpPost]
     [Authorize(Policy = AuthPolicy.Receiver)]
+    [Obsolete("Use MediatR")]
     public async Task<IActionResult> CreateAsync([FromBody] EnvelopeReceiverReadOnlyCreateDto createDto)
     {
         var authReceiverMail = User.GetReceiverMailOfReceiver();
diff --git a/EnvelopeGenerator.Application/Services/EnvelopeMailService.cs b/EnvelopeGenerator.Application/Services/EnvelopeMailService.cs
index 65151ddf..0bfc7a4c 100644
--- a/EnvelopeGenerator.Application/Services/EnvelopeMailService.cs
+++ b/EnvelopeGenerator.Application/Services/EnvelopeMailService.cs
@@ -92,7 +92,7 @@ public class EnvelopeMailService : EmailOutService, IEnvelopeMailService
 	{
 		var tempSerResult = await _tempService.ReadByNameAsync(tempType);
 		if (tempSerResult.IsFailed)
-			return tempSerResult.ToFail<int>().Notice(LogLevel.Error, DigitalData.Core.Abstraction.Application.DTO.Flag.DataIntegrityIssue, $"The email cannot send because '{tempType}' template cannot found.");
+			return tempSerResult.ToFail<int>().Notice(LogLevel.Error, Flag.DataIntegrityIssue, $"The email cannot send because '{tempType}' template cannot found.");
 		var temp = tempSerResult.Data;
 
 		var mail = new EmailOutCreateDto()