FIx bug

handler/handler.go

@@ -246,10 +246,12 @@ func (s *KeyStorageServerImpl) GetKeyId(ctx context.Context, in *api.GetKeyIdByK
 		keyID := string(response.Data.Data)
 		keyIdResponse.KeyId = keyID
 		return keyIdResponse, nil
-	}
-
-	if err != nil {
-		return nil, err
+	} else {
+		if err != nil {
+			return nil, err
+		} else {
+			return nil, errors.New("Can not get public key")
+		}
 	}
 
 	entity, err := clientutils.GetLastEntity(entitiesMagamentClient, in.EntityUUID)