diff --git a/Service/Charger/Codec/Decoder.cs b/Service/Charger/Codec/Decoder.cs
index 0aaa06d..6704736 100644
--- a/Service/Charger/Codec/Decoder.cs
+++ b/Service/Charger/Codec/Decoder.cs
@@ -58,10 +58,18 @@ public class Decoder : ByteToMessageDecoder
                 return;
             }
 
-            ASDU asdu = Parse(buffer, totalFrameLength, out var data);
-            Log.Info($"receive {JsonConvert.SerializeObject(asdu)}:{data} from {ChannelUtils.GetAttr(context.Channel, ChargerConst.ChargerSn)}");
-            output.Add(asdu);
-            buffer.Clear();
+            byte[]? data = null;
+            try
+            {
+                ASDU asdu = Parse(buffer, totalFrameLength, out data);
+                Log.Info($"receive {JsonConvert.SerializeObject(asdu)}:{data} from {ChannelUtils.GetAttr(context.Channel, ChargerConst.ChargerSn)}");
+                output.Add(asdu);
+                buffer.Clear();
+            }
+            catch (Exception e)
+            {
+               Log.Error($"decode fail msg={BitUtls.BytesToHexStr(data)}");
+            }
         }
     }
 
@@ -244,4 +252,4 @@ public class Decoder : ByteToMessageDecoder
 
         return asdu;
     }
-}
\ No newline at end of file
+}