diff --git a/test-track/frontend/src/business/case/components/TestCaseEdit.vue b/test-track/frontend/src/business/case/components/TestCaseEdit.vue
index 68584df419..8dfea54a7e 100644
--- a/test-track/frontend/src/business/case/components/TestCaseEdit.vue
+++ b/test-track/frontend/src/business/case/components/TestCaseEdit.vue
@@ -373,7 +373,7 @@ import {buildTree} from "metersphere-frontend/src/model/NodeTree";
 import {versionEnableByProjectId} from "@/api/project";
 import {openCaseEdit} from "@/business/case/test-case";
 import ListItemDeleteConfirm from "metersphere-frontend/src/components/ListItemDeleteConfirm";
-import CaseDiffSideViewer from "./case/diff/CaseDiffSideViewer"
+import CaseDiffSideViewer from "./case/diff/CaseDiffSideViewer";
 
 export default {
   name: "TestCaseEdit",
@@ -715,7 +715,12 @@ export default {
       }
       this.compareBranchWithVersionId(this.latestVersionId, this.currentTestCaseInfo.versionId);
     },
-    checkIsLatestVersion(id){
+    async checkIsLatestVersion(id){
+      let allCaseVersions = await getTestCaseVersions(this.currentTestCaseInfo.id);
+      if (allCaseVersions.data) {
+        this.isLastedVersion = allCaseVersions.data.length === 1;
+        return true;
+      }
       if(!this.versionOptions || this.versionOptions.length <= 0){
         this.isLastedVersion = true;
         return true;
diff --git a/test-track/frontend/src/business/case/components/case/relate/CaseRelateApiList.vue b/test-track/frontend/src/business/case/components/case/relate/CaseRelateApiList.vue
index 170da40f08..ada29e4201 100644
--- a/test-track/frontend/src/business/case/components/case/relate/CaseRelateApiList.vue
+++ b/test-track/frontend/src/business/case/components/case/relate/CaseRelateApiList.vue
@@ -142,7 +142,7 @@ export default {
         { text: "P3", value: "P3" },
       ],
       methodColorMap: new Map(API_METHOD_COLOUR),
-      screenHeight: "calc(100vh - 400px)", //屏幕高度
+      screenHeight: "calc(100vh - 300px)", //屏幕高度
       tableData: [],
       currentPage: 1,
       pageSize: 10,
diff --git a/test-track/frontend/src/business/case/components/case/relate/CaseRelateLoadList.vue b/test-track/frontend/src/business/case/components/case/relate/CaseRelateLoadList.vue
index b8ecc3f41c..d989dcea09 100644
--- a/test-track/frontend/src/business/case/components/case/relate/CaseRelateLoadList.vue
+++ b/test-track/frontend/src/business/case/components/case/relate/CaseRelateLoadList.vue
@@ -30,6 +30,7 @@
           :page-size="pageSize"
           :total="total"
           :showSelectAll="false"
+          :screenHeight="screenHeight"
           @selectCountChange="selectCountChange"
           @refresh="initTable"
           ref="table"
@@ -126,7 +127,7 @@ export default {
         components: TEST_CASE_RELEVANCE_LOAD_CASE,
       },
       result: {},
-      screenHeight: "100vh - 400px", //屏幕高度
+      screenHeight: "100vh - 300px", //屏幕高度
       tableData: [],
       currentPage: 1,
       pageSize: 10,
diff --git a/test-track/frontend/src/business/case/components/case/relate/CaseRelateScenarioList.vue b/test-track/frontend/src/business/case/components/case/relate/CaseRelateScenarioList.vue
index 76af3bb95d..f9d9ec6fc1 100644
--- a/test-track/frontend/src/business/case/components/case/relate/CaseRelateScenarioList.vue
+++ b/test-track/frontend/src/business/case/components/case/relate/CaseRelateScenarioList.vue
@@ -152,7 +152,7 @@ export default {
         { text: "P2", value: "P2" },
         { text: "P3", value: "P3" },
       ],
-      screenHeight: "calc(100vh - 400px)", //屏幕高度
+      screenHeight: "calc(100vh - 300px)", //屏幕高度
       tableData: [],
       currentPage: 1,
       pageSize: 10,
diff --git a/test-track/frontend/src/business/case/components/case/relate/CaseRelateUiScenarioList.vue b/test-track/frontend/src/business/case/components/case/relate/CaseRelateUiScenarioList.vue
index e88ef33b87..d6ff380908 100644
--- a/test-track/frontend/src/business/case/components/case/relate/CaseRelateUiScenarioList.vue
+++ b/test-track/frontend/src/business/case/components/case/relate/CaseRelateUiScenarioList.vue
@@ -150,7 +150,7 @@ export default {
         { text: "P2", value: "P2" },
         { text: "P3", value: "P3" },
       ],
-      screenHeight: "calc(100vh - 400px)", //屏幕高度
+      screenHeight: "calc(100vh - 300px)", //屏幕高度
       tableData: [],
       currentPage: 1,
       pageSize: 10,
diff --git a/test-track/frontend/src/business/case/components/common/CaseVersionHistory.vue b/test-track/frontend/src/business/case/components/common/CaseVersionHistory.vue
index aca433e9f1..9bb4a1989b 100644
--- a/test-track/frontend/src/business/case/components/common/CaseVersionHistory.vue
+++ b/test-track/frontend/src/business/case/components/common/CaseVersionHistory.vue
@@ -296,7 +296,7 @@ export default {
         return;
       }
       let latestData = versionData.filter((v) => v.latest === true);
-      if (latestData) {
+      if (latestData && latestData.length > 0) {
         this.dataLatestId = latestData[0].versionId;
       }
       this.versionOptions.forEach((version) => {