diff --git a/processor/processor.go b/processor/processor.go
index f169cda..7861edd 100644
--- a/processor/processor.go
+++ b/processor/processor.go
@@ -37,6 +37,7 @@ func (h *Processor) RegisterMessage(cmd int32, msg, delegate any) {
 
 func (h *Processor) UnregisterMessage(cmd int32) {
 	delete(h.types, cmd)
+	delete(h.delegates, cmd)
 }
 
 func (h *Processor) GetMessageType(cmd int32) reflect.Type {
diff --git a/processor/processor_test.go b/processor/processor_test.go
index 00e510e..d70946e 100644
--- a/processor/processor_test.go
+++ b/processor/processor_test.go
@@ -9,7 +9,7 @@ import (
 
 func onChat(userId int64, req *pb.InternalMsg) {
 	_ = userId
-	fmt.Println("onChat", string(req.Msg))
+	fmt.Println("onChat.", string(req.Msg))
 }
 
 func TestProcessor(t *testing.T) {
@@ -26,3 +26,23 @@ func TestProcessor(t *testing.T) {
 		t.Error(err)
 	}
 }
+
+func registerMessage(p *Processor, cmd int32, msg any, cb any) {
+	p.RegisterMessage(cmd, msg, cb)
+}
+
+func TestProcessorAny(t *testing.T) {
+	p := NewProcessor()
+	p.RegisterMessages(RegisterMetas{
+		pb.MsgId_Internal: {pb.InternalMsg{}, onChat},
+	})
+	registerMessage(p, int32(pb.MsgId_Internal), pb.InternalMsg{}, onChat)
+
+	tmp := &pb.InternalMsg{UserId: 1, ConnId: 1, MsgId: int32(pb.MsgId_Internal), Msg: []byte("hello world")}
+	data, _ := proto.Marshal(tmp)
+
+	req, _ := p.Unmarshal(int32(pb.MsgId_Internal), data)
+	if err := p.Dispatch(int32(pb.MsgId_Internal), int64(1), req); err != nil {
+		t.Error(err)
+	}
+}