diff --git a/backend/src/main/java/io/metersphere/xmind/XmindCaseParser.java b/backend/src/main/java/io/metersphere/xmind/XmindCaseParser.java
index 1c765f8ae7..7406ffec73 100644
--- a/backend/src/main/java/io/metersphere/xmind/XmindCaseParser.java
+++ b/backend/src/main/java/io/metersphere/xmind/XmindCaseParser.java
@@ -231,7 +231,7 @@ public class XmindCaseParser {
                 JSONObject step = new JSONObject(true);
                 step.put("num", i + 1);
                 step.put("desc", attacheds.get(i).getTitle());
-                if (attacheds.get(i).getChildren() != null && !attacheds.get(i).getChildren().getAttached().isEmpty()) {
+                if (attacheds.get(i) != null && attacheds.get(i).getChildren() != null &&  attacheds.get(i).getChildren().getAttached()!=null) {
                     step.put("result", attacheds.get(i).getChildren().getAttached().get(0).getTitle());
                 }
                 jsonArray.add(step);
diff --git a/backend/src/main/java/io/metersphere/xpack b/backend/src/main/java/io/metersphere/xpack
index cf6b065263..ee74568be0 160000
--- a/backend/src/main/java/io/metersphere/xpack
+++ b/backend/src/main/java/io/metersphere/xpack
@@ -1 +1 @@
-Subproject commit cf6b06526324326a563d933e07118fac014a63b4
+Subproject commit ee74568be0beba46da19616f5832e83f9164c688