diff --git a/backend/src/main/java/io/metersphere/track/service/TestCaseService.java b/backend/src/main/java/io/metersphere/track/service/TestCaseService.java
index c6a582c095..04b62c4225 100644
--- a/backend/src/main/java/io/metersphere/track/service/TestCaseService.java
+++ b/backend/src/main/java/io/metersphere/track/service/TestCaseService.java
@@ -386,7 +386,13 @@ public class TestCaseService {
             data.setPrerequisite(t.getPrerequisite());
             if (t.getMethod().equals("manual")) {
                 String steps = t.getSteps();
-                JSONArray jsonArray = JSON.parseArray(steps);
+                String setp = "";
+                if (steps.contains("null")) {
+                    setp = steps.replace("null", "");
+                } else {
+                    setp = steps;
+                }
+                JSONArray jsonArray = JSON.parseArray(setp);
                 for (int j = 0; j < jsonArray.size(); j++) {
                     int num = j + 1;
                     step.append(num + "." + jsonArray.getJSONObject(j).getString("desc") + "\n");