diff --git a/internal/biz/gateway/watcher.go b/internal/biz/gateway/watcher.go
index 41b847e..30840bd 100644
--- a/internal/biz/gateway/watcher.go
+++ b/internal/biz/gateway/watcher.go
@@ -5,6 +5,7 @@ import (
 	"fmt"
 
 	"github.com/begonia-org/begonia/internal/pkg/config"
+	"github.com/begonia-org/begonia/internal/pkg/logger"
 	"go.etcd.io/etcd/api/v3/mvccpb"
 
 	"encoding/json"
@@ -35,6 +36,7 @@ func (g *GatewayWatcher) Update(ctx context.Context, key string, value string) e
 	}
 	pd, err := getDescriptorSet(g.config, key, endpoint.DescriptorSet)
 	if err != nil {
+		logger.Log.Errorf("get descriptor set error: %w", err)
 		return errors.New(err, int32(common.Code_INTERNAL_ERROR), codes.Internal, "get_descriptor_set")
 	}
 	err = deleteAll(ctx, pd)