diff --git a/backend/sdk/src/main/java/com/alibaba/higress/sdk/service/kubernetes/KubernetesModelConverter.java b/backend/sdk/src/main/java/com/alibaba/higress/sdk/service/kubernetes/KubernetesModelConverter.java
index 824122ab..2aef2c19 100644
--- a/backend/sdk/src/main/java/com/alibaba/higress/sdk/service/kubernetes/KubernetesModelConverter.java
+++ b/backend/sdk/src/main/java/com/alibaba/higress/sdk/service/kubernetes/KubernetesModelConverter.java
@@ -1614,6 +1614,9 @@ private static String buildImageUrl(String imageRepository, String imageVersion)
     }
 
     private void setQueryAnnotation(V1ObjectMeta metadata, KeyedRoutePredicate keyedRoutePredicate) {
+        if (StringUtils.isAnyBlank(keyedRoutePredicate.getMatchType(), keyedRoutePredicate.getKey(), keyedRoutePredicate.getMatchValue())){
+            return;
+        }
         RoutePredicateTypeEnum predicateType = RoutePredicateTypeEnum.valueOf(keyedRoutePredicate.getMatchType());
         String annotationName = String.format(KubernetesConstants.Annotation.QUERY_MATCH_KEY_FORMAT,
             predicateType.getAnnotationPrefix(), keyedRoutePredicate.getKey());
@@ -1621,6 +1624,9 @@ private void setQueryAnnotation(V1ObjectMeta metadata, KeyedRoutePredicate keyed
     }
 
     private void setHeaderAnnotation(V1ObjectMeta metadata, KeyedRoutePredicate keyedRoutePredicate) {
+        if (StringUtils.isAnyBlank(keyedRoutePredicate.getMatchType(), keyedRoutePredicate.getKey(), keyedRoutePredicate.getMatchValue())){
+            return;
+        }
         RoutePredicateTypeEnum predicateType = RoutePredicateTypeEnum.valueOf(keyedRoutePredicate.getMatchType());
         String key = keyedRoutePredicate.getKey();
         String format = KubernetesConstants.Annotation.HEADER_MATCH_KEY_FORMAT;