refactor: 规范代码

backend/src/main/java/io/dataease/controller/IndexController.java

 package io.dataease.controller;
 
+import io.dataease.commons.exception.DEException;
 import io.dataease.commons.license.DefaultLicenseService;
 import io.dataease.commons.license.F2CLicenseResponse;
+import io.dataease.commons.utils.LogUtil;
 import io.dataease.commons.utils.ServletUtils;
 import io.dataease.service.panel.PanelLinkService;
 import org.springframework.stereotype.Controller;
@@ -52,7 +54,8 @@ public class IndexController {
         try {
             response.sendRedirect(url);
         } catch (IOException e) {
-            e.printStackTrace();
+            LogUtil.error(e.getMessage());
+            DEException.throwException(e);
         }
     }