Blocked
解决前后端的跨域问题：Access to XMLHttpRequest at '**' from origin '**' has been blocked by CORS policy: No 'Access-Control-Allow-Origin' header is present on the requested resource.
报错信息： Access to XMLHttpRequest at 'http://localhost:8182/cooperationRequest/getList' from origin 'http://localhost:3004' has been blocked by CORS poli ......
ES插入报错 索引只读：blocked by: [FORBIDDEN/12/index read-only / allow delete (api)];]]
ES插入报错： reason : ElasticsearchException[Elasticsearch exception [type=cluster_block_exception, reason=blocked by: [FORBIDDEN/12/index read-only / allo ......
java.security.provider.getservice blocked
bug： https://bugs.openjdk.org/browse/JDK-8206333 堆栈： "Osp-Common-Business-Thread-572" Id=1723 BLOCKED at java.security.Provider.getService(Provider.ja ......
微服务-gateway-Cross-Origin Read Blocking (CORB) blocked cross-origin response with MIME type text/plain
问题描述： 前端在访问后端获取验证码时，响应码200，但是浏览器并未显示出验证码(响应码及浏览器显示如下图) 查看浏览器控制台显示如下信息(如图)： 看不清，可以看这 Cross-Origin Read Blocking (CORB) blocked cross-origin response ht ......
【Https异常】This request has been blocked; the content must be served over HTTPS解决方法
参考：https://www.cnblogs.com/756623607-zhang/p/11790283.html 一、问题出现场景 项目从http升级到https后，jsp页面存在发送http请求的情况下就会出现该异常。因为HTTPS 是 HTTP over Secure Socket Laye ......
maven-default-http-blocker (http://0.0.0.0/): Blocked mirror for repositories
原文链接：https://www.longkui.site/error/maven-default-http-blocker-http-0-0-0-0-blocked-mirror-for-repositories/4659/ 0.背景 给新电脑配置maven环境，然后执行mvn clean ins ......
Blocked net
https://admin.fedoraproject.org/mirrormanager/ https://fedoraproject.org/server/download/ https://mirror.tuna.tsinghua.edu.cn/help/fedora/ # change so ......
Java线程的WAITING状态和BLOCKED状态之间区别的一点理解
先说结论：WAITING状态是线程在获取锁对象之后，由于某些原因需要等待一些事件的完成才能继续执行，这时线程调用Object.wait()、Thread.sleep()、Thread.join()等方法进入WAITING状态。而BLOCKED状态则是线程在准备进入某个同步代码块时，发现锁对象已经被其 ......
has been blocked by CORS policy: The request client is not a secure context and the resource is ...
该报错原因为：Chrome浏览器禁止外部请求访问本地，被CORS策略阻止解决方案：1、打开chrome的设置： chrome://flags/#block-insecure-private-network-requests2、将 Block insecure private network requ ......
远程连接服务器数据库报错：Host ‘XXXXXX’ is blocked because of many connection errors
一、我遇到的问题描述 使用Navicat for mysql连接公司的服务器数据库，报错：Host ‘XXXXXX’ is blocked because of many connection errors 二、出现错误原因 同一ip在短时间内产生太多（超过mysql数据库max_connectio ......
[ABC218F] Blocked Roads 题解
[Blocked Roads](https://www.luogu.com.cn/problem/AT_abc218_f) ### 题目大意 给定一张 $n$ 个点，$m$ 条边的无向图，每条边的边权均为 $1$。对于每一个 $i\in [1,m]$ 求出从点 $1$ 到 $n$ 的不经过第 $i$ ......
Linux运行卡死【INFO: task multipathd:5832 blocked for more than 120 seconds】
问题背景 系统在正常运行过程中，突然收到监控平台告警，服务器无法ping通。 分析过程 机房人员重启服务器后，查看/var/log/messages日志发现如下报错： May 6 19:43:45 xxx kernel: INFO: task multipathd:5832 blocked for ......
Mixed Content: xxx This request has been blocked; the content must be served over HTTPS
1.情景展示 这是教师资格证，准考证的下载界面。 当我们去点击“下载准考证”的时候，你将发现点击该按钮并没有反应。 按F12，打开开发者工具。 该网站，会自动进入断点调试模式，目的是为了：禁止前端开发者查看网页代码之类的吧。 我们要想看看，为什么无法下载准考证，就不能够被它拦住。 解决办法： 第一步 ......
解决iframe嵌套不同域报错问题：SecurityError: Blocked a frame with origin
Error: Failed to resolve async component default: SecurityError: Blocked a frame with origin "https://223.82.12.165:8282" from accessing a cross-origi ......
Access to XMLHttpRequest at 'file:///xxx/%C3%A7%C2%9C' from origin 'null' has been blocked by CORS policy: Cross origin requests are only supported for protocol schemes:
Access to XMLHttpRequest at 'file:///xxx/%C3%A7%C2%9C' from origin 'null' has been blocked by CORS policy: Cross origin requests are only supported fo ......
解决Since Maven 3.8.1 http repositories are blocked的问题
在使用Idea社区版时，已经默认带了Maven插件。所以无需额外安装Maven即能使用。 进入Idea的Maven插件目录： C:\Program Files\JetBrains\IntelliJ IDEA Community Edition 2023.1\plugins\maven\lib\mav ......
is blocked because of many connection errors; unblock with 'mysqladmin flush-hosts'
指定允许连接不成功的最大尝试次数。5.7默认是100；如果到达这个数，那么服务器将不再允许新的连接，即便mysql仍正常对外提供服务。所以可以将这个参数设置为几万。 show variables like 'max_connect_errors'; //最大链接错误次数 可以提供最大的链接错误次数 ......
es 同步索引报错：ElasticSearch ClusterBlockException[blocked by: [FORBIDDEN/12/index read-only / allow delete (api)]
es 同步索引报错：ElasticSearch ClusterBlockException[blocked by: [FORBIDDEN/12/index read-only / allow delete (api)] 原因： 网上有的解决方式是方法一，我试过，没有生效使用的是方法二 方法一 cur ......