diff --git a/backend/src/main/java/io/metersphere/api/service/ApiTestEnvironmentService.java b/backend/src/main/java/io/metersphere/api/service/ApiTestEnvironmentService.java
index 1218cf291e..af09431f0a 100644
--- a/backend/src/main/java/io/metersphere/api/service/ApiTestEnvironmentService.java
+++ b/backend/src/main/java/io/metersphere/api/service/ApiTestEnvironmentService.java
@@ -340,9 +340,11 @@ public class ApiTestEnvironmentService {
         tcpConfigObj.put("reUseConnection", false);
         tcpConfigObj.put("nodelay", false);
         tcpConfigObj.put("closeConnection", false);
-        if(project.getMockTcpPort() != null && project.getMockTcpPort().intValue() != 0){
-            tcpConfigObj.put("server", tcpSocket);
-            tcpConfigObj.put("port", project.getMockTcpPort().intValue());
+        if(project != null){
+            if(project.getMockTcpPort() != null && project.getMockTcpPort().intValue() != 0){
+                tcpConfigObj.put("server", tcpSocket);
+                tcpConfigObj.put("port", project.getMockTcpPort().intValue());
+            }
         }
 
         JSONObject object = new JSONObject();