diff --git a/backend/src/main/java/io/metersphere/api/dto/definition/request/sampler/MsTCPSampler.java b/backend/src/main/java/io/metersphere/api/dto/definition/request/sampler/MsTCPSampler.java
index 1a5f5b276b..77f3cb0c45 100644
--- a/backend/src/main/java/io/metersphere/api/dto/definition/request/sampler/MsTCPSampler.java
+++ b/backend/src/main/java/io/metersphere/api/dto/definition/request/sampler/MsTCPSampler.java
@@ -159,7 +159,9 @@ public class MsTCPSampler extends MsTestElement {
         }
         if (config.getConfig() == null) {
             // 单独接口执行
-            this.setProjectId(config.getProjectId());
+            if(StringUtils.isNotEmpty(config.getProjectId())) {
+                this.setProjectId(config.getProjectId());
+            }
             config.setConfig(ElementUtil.getEnvironmentConfig(StringUtils.isNotEmpty(this.getEnvironmentId()) ? this.getEnvironmentId() : useEnvironment, this.getProjectId(), this.isMockEnvironment()));
         }
         EnvironmentConfig envConfig = null;
diff --git a/backend/src/main/java/io/metersphere/api/exec/scenario/ApiScenarioSerialService.java b/backend/src/main/java/io/metersphere/api/exec/scenario/ApiScenarioSerialService.java
index 8f3ebb3ff8..b795b29085 100644
--- a/backend/src/main/java/io/metersphere/api/exec/scenario/ApiScenarioSerialService.java
+++ b/backend/src/main/java/io/metersphere/api/exec/scenario/ApiScenarioSerialService.java
@@ -215,7 +215,7 @@ public class ApiScenarioSerialService {
                 group.setName(runRequest.getReportId());
                 group.setProjectId(caseWithBLOBs.getProjectId());
 
-                MsTestElement testElement = parse(data, testId, envId);
+                MsTestElement testElement = parse(data, testId, envId, caseWithBLOBs.getProjectId());
                 group.setHashTree(new LinkedList<>());
                 group.getHashTree().add(testElement);
                 testPlan.getHashTree().add(group);
@@ -235,7 +235,7 @@ public class ApiScenarioSerialService {
         return null;
     }
 
-    private MsTestElement parse(String api, String planId, String envId) {
+    private MsTestElement parse(String api, String planId, String envId, String projectId) {
         try {
             JSONObject element = JSON.parseObject(api, Feature.DisableSpecialKeyDetect);
             ElementUtil.dataFormatting(element);
@@ -258,6 +258,9 @@ public class ApiScenarioSerialService {
             }
             if (element.getString("type").equals("TCPSampler")) {
                 MsTCPSampler msTCPSampler = JSON.parseObject(api, MsTCPSampler.class, Feature.DisableSpecialKeyDetect);
+                if (StringUtils.isEmpty(msTCPSampler.getProjectId())) {
+                    msTCPSampler.setProjectId(projectId);
+                }
                 if (StringUtils.isNotEmpty(envId)) {
                     msTCPSampler.setUseEnvironment(envId);
                 }