diff --git a/src/DotNetCore.CAP.AmazonSQS/AmazonSQSConsumerClient.cs b/src/DotNetCore.CAP.AmazonSQS/AmazonSQSConsumerClient.cs
index 2bd6ee4..75b933a 100644
--- a/src/DotNetCore.CAP.AmazonSQS/AmazonSQSConsumerClient.cs
+++ b/src/DotNetCore.CAP.AmazonSQS/AmazonSQSConsumerClient.cs
@@ -6,6 +6,7 @@ using System.Collections.Generic;
 using System.Linq;
 using System.Text;
 using System.Threading;
+using System.Threading.Tasks;
 using Amazon.SimpleNotificationService;
 using Amazon.SimpleNotificationService.Model;
 using Amazon.SQS;
@@ -103,12 +104,27 @@ namespace DotNetCore.CAP.AmazonSQS
 
         public void Commit(object sender)
         {
-            _sqsClient.DeleteMessageAsync(_queueUrl, (string)sender);
+            try
+            {
+                _sqsClient.DeleteMessageAsync(_queueUrl, (string)sender);
+            }
+            catch (InvalidIdFormatException ex)
+            {
+                InvalidIdFormatLog(ex.Message);
+            }
         }
 
         public void Reject(object sender)
         {
-            _sqsClient.ChangeMessageVisibilityAsync(_queueUrl, (string)sender, 3000);
+            try
+            {
+                // Visible again in 3 seconds
+                _sqsClient.ChangeMessageVisibilityAsync(_queueUrl, (string)sender, 3);
+            }
+            catch (MessageNotInflightException ex)
+            {
+                MessageNotInflightLog(ex.Message);
+            }
         }
 
         public void Dispose()
@@ -162,5 +178,35 @@ namespace DotNetCore.CAP.AmazonSQS
                 }
             }
         }
+
+        #region private methods
+
+        private Task InvalidIdFormatLog(string exceptionMessage)
+        {
+            var logArgs = new LogMessageEventArgs
+            {
+                LogType = MqLogType.InvalidIdFormat,
+                Reason = exceptionMessage
+            };
+
+            OnLog?.Invoke(null, logArgs);
+
+            return Task.CompletedTask;
+        }
+
+        private Task MessageNotInflightLog(string exceptionMessage)
+        {
+            var logArgs = new LogMessageEventArgs
+            {
+                LogType = MqLogType.MessageNotInflight,
+                Reason = exceptionMessage
+            };
+
+            OnLog?.Invoke(null, logArgs);
+
+            return Task.CompletedTask;
+        }
+
+        #endregion
     }
 }
\ No newline at end of file
diff --git a/src/DotNetCore.CAP.AmazonSQS/TopicNormalizer.cs b/src/DotNetCore.CAP.AmazonSQS/TopicNormalizer.cs
index f08c481..622fc2e 100644
--- a/src/DotNetCore.CAP.AmazonSQS/TopicNormalizer.cs
+++ b/src/DotNetCore.CAP.AmazonSQS/TopicNormalizer.cs
@@ -2,7 +2,7 @@
 
 namespace DotNetCore.CAP.AmazonSQS
 {
-    public static class TopicNormalizer
+    internal static class TopicNormalizer
     {
         public static string NormalizeForAws(this string origin)
         {
diff --git a/src/DotNetCore.CAP/Internal/IConsumerRegister.Default.cs b/src/DotNetCore.CAP/Internal/IConsumerRegister.Default.cs
index 7e32a68..65cb999 100644
--- a/src/DotNetCore.CAP/Internal/IConsumerRegister.Default.cs
+++ b/src/DotNetCore.CAP/Internal/IConsumerRegister.Default.cs
@@ -271,6 +271,12 @@ namespace DotNetCore.CAP.Internal
                 case MqLogType.ExceptionReceived:
                     _logger.LogError("AzureServiceBus subscriber received an error. --> " + logmsg.Reason);
                     break;
+                case MqLogType.InvalidIdFormat:
+                    _logger.LogError("AmazonSQS subscriber delete inflight message failed, invalid id. --> " + logmsg.Reason);
+                    break;
+                case MqLogType.MessageNotInflight:
+                    _logger.LogError("AmazonSQS subscriber change message's visibility failed, message isn't in flight. --> " + logmsg.Reason);
+                    break; 
                 default:
                     throw new ArgumentOutOfRangeException();
             }
diff --git a/src/DotNetCore.CAP/Transport/MqLogType.cs b/src/DotNetCore.CAP/Transport/MqLogType.cs
index 3412b3a..659e004 100644
--- a/src/DotNetCore.CAP/Transport/MqLogType.cs
+++ b/src/DotNetCore.CAP/Transport/MqLogType.cs
@@ -18,7 +18,11 @@ namespace DotNetCore.CAP.Transport
         ServerConnError,
 
         //AzureServiceBus
-        ExceptionReceived
+        ExceptionReceived,
+
+        //Amazon SQS
+        InvalidIdFormat,
+        MessageNotInflight
     }
 
     public class LogMessageEventArgs : EventArgs