Merge pull request #7515 in DEC/decision-webui-dcm from release/11.0 to bugfix/11.0

* commit 'a0ecf5b85c0c67c4ef10791e1a1d2c3e06406369':
  REPORT-93097 fix: 修复数据连接多次连接报错问题

src/modules/pages/connection/list/list_item/list_item.ts

@@ -222,8 +222,8 @@ export class ListItem extends BI.BasicButton {
 
     private testConnectionAction() {
         // 接口返回的内容是对称加密的，前端要先解密再用新加密传回去
-        const connection = this.model.connections
-            .find(item => item.connectionName === this.options.name);
+        const connection = BI.cloneDeep(this.model.connections
+            .find(item => item.connectionName === this.options.name));
 
         if (BI.isNull(connection)) return;