fix

@@ -215,7 +215,7 @@ const handleTableExpandChange = (row: any, expandedRows: any[]) => {
                     <span class="item_value"><ellipsis-tooltip :content="activity?.info?.logHash || '--'"
                     <span class="item_value"><ellipsis-tooltip :content="activity?.info?.logHash || '--'"
                         class-name="w100f mr8-i" :refName="'tooltipOver' + 'logHash'"></ellipsis-tooltip></span>
                         class-name="w100f mr8-i" :refName="'tooltipOver' + 'logHash'"></ellipsis-tooltip></span>
                   </div>
                   </div>
-                  <div class="split-line"></div>
+                  <div v-show="index < activities.length - 1" class="split-line"></div>
                 </div>
                 </div>
               </el-timeline-item>
               </el-timeline-item>
             </el-timeline>
             </el-timeline>