diff --git a/linkis-engineconn-plugins/nebula/src/main/java/org/apache/linkis/engineplugin/nebula/executor/NebulaEngineConnExecutor.java b/linkis-engineconn-plugins/nebula/src/main/java/org/apache/linkis/engineplugin/nebula/executor/NebulaEngineConnExecutor.java
index 188ea60ec4..402afd6e17 100644
--- a/linkis-engineconn-plugins/nebula/src/main/java/org/apache/linkis/engineplugin/nebula/executor/NebulaEngineConnExecutor.java
+++ b/linkis-engineconn-plugins/nebula/src/main/java/org/apache/linkis/engineplugin/nebula/executor/NebulaEngineConnExecutor.java
@@ -333,7 +333,7 @@ private void queryOutput(
                     .map(
                         x -> {
                           try {
-                            return x.asString();
+                            return x.toString();
                           } catch (Exception e) {
                             return "";
                           }