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 721c6f6029..6934a02347 100644
--- a/frontend/src/business/components/api/automation/scenario/component/ApiComponent.vue
+++ b/frontend/src/business/components/api/automation/scenario/component/ApiComponent.vue
@@ -262,11 +262,13 @@ export default {
     initDataSource() {
       let databaseConfigsOptions = [];
       if (this.request.protocol === 'SQL' || this.request.type === 'JDBCSampler') {
-        if (this.environment.config) {
+        if (this.environment && this.environment.config) {
           let config = JSON.parse(this.environment.config);
-          config.databaseConfigs.forEach(item => {
-            databaseConfigsOptions.push(item);
-          });
+          if(config && config.databaseConfigs) {
+            config.databaseConfigs.forEach(item => {
+              databaseConfigsOptions.push(item);
+            });
+          }
         }
       }
       if (databaseConfigsOptions.length > 0 && this.request.environmentId !== this.environment.id) {
diff --git a/frontend/src/business/components/api/definition/components/case/ApiCaseItem.vue b/frontend/src/business/components/api/definition/components/case/ApiCaseItem.vue
index 4b2ba6d11e..c02ec70ff5 100644
--- a/frontend/src/business/components/api/definition/components/case/ApiCaseItem.vue
+++ b/frontend/src/business/components/api/definition/components/case/ApiCaseItem.vue
@@ -8,7 +8,7 @@
               <el-checkbox class="item-select" v-model="apiCase.selected"/>
             </el-col>
             <el-col :span="2" style="margin-top: 2px">
-              <show-more-btn :is-show="apiCase.selected" :buttons="buttons"/>
+              <show-more-btn :is-show="apiCase.selected" :buttons="buttons" :size="selectSize"/>
             </el-col>
             <el-col :span="20">
               <div class="el-step__icon is-text ms-api-col">
@@ -193,6 +193,7 @@
     },
     props: {
       runResult:{},
+      selectSize: Number,
       apiCase: {
         type: Object,
         default() {
@@ -220,7 +221,11 @@
         this.showXpackCompnent = true;
       }
     },
-    watch: {},
+    watch: {
+      'apiCase.selected'(){
+        this.$emit('apiCaseSelected');
+      }
+    },
     methods: {
       openHis(row) {
         this.$refs.changeHistory.open(row.id);
diff --git a/frontend/src/business/components/api/definition/components/case/ApiCaseList.vue b/frontend/src/business/components/api/definition/components/case/ApiCaseList.vue
index 067a32a5a7..90205c2850 100644
--- a/frontend/src/business/components/api/definition/components/case/ApiCaseList.vue
+++ b/frontend/src/business/components/api/definition/components/case/ApiCaseList.vue
@@ -30,7 +30,9 @@
                            @showExecResult="showExecResult"
                            @batchEditCase="batchEditCase"
                            @batchRun="batchRun"
+                           @apiCaseSelected="apiCaseSelected"
                            :environment="environment"
+                           :select-size="selectSize"
                            :is-case-edit="isCaseEdit"
                            :api="api"
                            :runResult="runResult"
@@ -82,6 +84,7 @@ export default {
       environment: "",
       isReadOnly: false,
       selectedEvent: Object,
+      selectSize: 0,
       priorities: CASE_ORDER,
       apiCaseList: [],
       batchLoadingIds: [],
@@ -141,6 +144,16 @@ export default {
     },
   },
   methods: {
+    apiCaseSelected(){
+      this.selectSize = 0;
+      if (this.apiCaseList.length > 0) {
+        this.apiCaseList.forEach(item => {
+          if (item.selected && item.id) {
+            this.selectSize ++;
+          }
+        });
+      }
+    },
     open(api, testCaseId) {
       this.api = api;
       // testCaseId 不为空则为用例编辑页面