全局异常处理

ruoyi-api/ruoyi-api-system/src/main/java/com/ruoyi/system/api/factory/RemoteUserFallbackFactory.java

@@ -27,7 +27,7 @@ public class RemoteUserFallbackFactory implements FallbackFactory<RemoteUserServ
             @Override
             public R<LoginUser> getUserInfo(String username)
             {
-                return null;
+                return R.fail("获取用户失败:" + throwable.getMessage());
             }
         };
     }