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 4131860918..4f52f09396 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
@@ -82,7 +82,9 @@ public class MsTCPSampler extends MsTestElement {
         samplerHashTree.add(tcpConfig());
         tree.set(tcpSampler(config), samplerHashTree);
         setUserParameters(samplerHashTree);
-        samplerHashTree.add(tcpPreProcessor.getJSR223PreProcessor());
+        if (tcpPreProcessor != null) {
+            samplerHashTree.add(tcpPreProcessor.getJSR223PreProcessor());
+        }
         if (CollectionUtils.isNotEmpty(hashTree)) {
             hashTree.forEach(el -> {
                 el.toHashTree(samplerHashTree, el.getHashTree(), config);
diff --git a/backend/src/main/java/io/metersphere/performance/engine/docker/DockerTestEngine.java b/backend/src/main/java/io/metersphere/performance/engine/docker/DockerTestEngine.java
index abcfa543c8..c59a8664e1 100644
--- a/backend/src/main/java/io/metersphere/performance/engine/docker/DockerTestEngine.java
+++ b/backend/src/main/java/io/metersphere/performance/engine/docker/DockerTestEngine.java
@@ -95,7 +95,7 @@ public class DockerTestEngine extends AbstractEngine {
         env.put("BOOTSTRAP_SERVERS", kafkaProperties.getBootstrapServers());
         env.put("LOG_TOPIC", kafkaProperties.getLog().getTopic());
         env.put("RESOURCE_ID", resource.getId());
-        env.put("THREAD_NUM", "" + threadNum);
+        env.put("THREAD_NUM", "0");// 传入0表示不用修改线程数
         env.put("HEAP", jmeterProperties.getHeap());
 
 
diff --git a/backend/src/main/java/io/metersphere/performance/service/JmeterFileService.java b/backend/src/main/java/io/metersphere/performance/service/JmeterFileService.java
index 65f0396d00..3a5782eb5b 100644
--- a/backend/src/main/java/io/metersphere/performance/service/JmeterFileService.java
+++ b/backend/src/main/java/io/metersphere/performance/service/JmeterFileService.java
@@ -50,6 +50,10 @@ public class JmeterFileService {
     }
 
     private void setThreadNum(LoadTestWithBLOBs t, Integer limit) {
+        // 传入limit才去改这个值
+        if (limit <= 0) {
+            return;
+        }
         String loadConfiguration = t.getLoadConfiguration();
         JSONArray jsonArray = JSON.parseArray(loadConfiguration);
         for (int i = 0; i < jsonArray.size(); i++) {
diff --git a/backend/src/main/java/io/metersphere/xpack b/backend/src/main/java/io/metersphere/xpack
index ed891ee750..bb9ad600f1 160000
--- a/backend/src/main/java/io/metersphere/xpack
+++ b/backend/src/main/java/io/metersphere/xpack
@@ -1 +1 @@
-Subproject commit ed891ee7503cc1ca4679b4779a5c12e2ffee986d
+Subproject commit bb9ad600f10ff2dd9c3d364a7b30b1926dc2a74f
diff --git a/frontend/src/business/components/api/automation/scenario/common/ApiBaseComponent.vue b/frontend/src/business/components/api/automation/scenario/common/ApiBaseComponent.vue
index f5897a3516..4b757583b1 100644
--- a/frontend/src/business/components/api/automation/scenario/common/ApiBaseComponent.vue
+++ b/frontend/src/business/components/api/automation/scenario/common/ApiBaseComponent.vue
@@ -40,8 +40,10 @@
 
     <el-collapse-transition>
       <div v-if="data.active && showCollapse" :draggable="draggable">
-        <el-divider></el-divider>
-        <slot></slot>
+        <fieldset :disabled="data.disabled" style="border: 0px">
+          <el-divider></el-divider>
+          <slot></slot>
+        </fieldset>
       </div>
     </el-collapse-transition>
   </el-card>
diff --git a/frontend/src/business/components/api/automation/scenario/component/ApiComponent.vue b/frontend/src/business/components/api/automation/scenario/component/ApiComponent.vue
index fbe24ef940..433d9ef3f8 100644
--- a/frontend/src/business/components/api/automation/scenario/component/ApiComponent.vue
+++ b/frontend/src/business/components/api/automation/scenario/component/ApiComponent.vue
@@ -190,6 +190,7 @@
               }
               this.request.requestResult = requestResult;
               this.request.id = response.data.id;
+              this.request.disabled = true;
               this.reload();
               this.sort();
             } else {
@@ -200,6 +201,7 @@
       },
       recursiveSorting(arr) {
         for (let i in arr) {
+          arr[i].disabled = true;
           arr[i].index = Number(i) + 1;
           if (arr[i].hashTree != undefined && arr[i].hashTree.length > 0) {
             this.recursiveSorting(arr[i].hashTree);
@@ -208,6 +210,7 @@
       },
       sort() {
         for (let i in this.request.hashTree) {
+          this.request.hashTree[i].disabled = true;
           this.request.hashTree[i].index = Number(i) + 1;
           if (this.request.hashTree[i].hashTree != undefined && this.request.hashTree[i].hashTree.length > 0) {
             this.recursiveSorting(this.request.hashTree[i].hashTree);
diff --git a/frontend/src/business/components/api/automation/scenario/component/ApiScenarioComponent.vue b/frontend/src/business/components/api/automation/scenario/component/ApiScenarioComponent.vue
index c98ca9d676..8604026beb 100644
--- a/frontend/src/business/components/api/automation/scenario/component/ApiScenarioComponent.vue
+++ b/frontend/src/business/components/api/automation/scenario/component/ApiScenarioComponent.vue
@@ -6,6 +6,7 @@
     :data="scenario"
     :show-collapse="false"
     :is-show-name-input="!isDeletedOrRef"
+    :is-disabled="true"
     color="#606266"
     background-color="#F4F4F5"
     :title="$t('api_test.automation.scenario_import')">
@@ -45,6 +46,10 @@
             if (response.data.scenarioDefinition) {
               this.scenario.hashTree = JSON.parse(response.data.scenarioDefinition).hashTree;
             }
+            if (this.scenario.hashTree) {
+              this.setDisabled(this.scenario.hashTree);
+            }
+            this.scenario.disabled = true;
             this.scenario.name = response.data.name;
             this.$emit('refReload');
           } else {
@@ -85,6 +90,22 @@
           this.loading = false
         })
       },
+      recursive(arr) {
+        for (let i in arr) {
+          arr[i].disabled = true;
+          if (arr[i].hashTree != undefined && arr[i].hashTree.length > 0) {
+            this.recursive(arr[i].hashTree);
+          }
+        }
+      },
+      setDisabled(scenarioDefinition) {
+        for (let i in scenarioDefinition) {
+          scenarioDefinition[i].disabled = true;
+          if (scenarioDefinition[i].hashTree != undefined && scenarioDefinition[i].hashTree.length > 0) {
+            this.recursive(scenarioDefinition[i].hashTree);
+          }
+        }
+      },
     }
   }
 </script>
diff --git a/frontend/src/business/components/xpack b/frontend/src/business/components/xpack
index 6d6ed52268..416645a24d 160000
--- a/frontend/src/business/components/xpack
+++ b/frontend/src/business/components/xpack
@@ -1 +1 @@
-Subproject commit 6d6ed5226849337876ecf55312aa6b5f13ba6472
+Subproject commit 416645a24d941eb9727c07c19be70422c2e66cc7