前言 在不同的端口号,甚至是不同的ip进行iframe嵌套的时候,在父页面调用子页面的方法的时候,报错 SecurityError: Blocked a frame with origin from accessing a cross-origin frame… 问题原因 在不同端口号下,不能使用传统的iframe嵌套调用方法. document.getElementById("mainFrame").contentWindow.xxxx(): 因为 同源安全策略
最近,把各应用的jdbc连接池统一从dbcp2改成了druid,运行时druid报sql解析错误,如下: select * from test where 1=1 <if test="info1!=null and info1!=''"> and info1 like "%"#{info1}"%" </if> 23:28:59.112 [25591043
错误现象:[root@localhost ~]# telnet 192.168.10.130 3306Trying 192.168.10.130...Connected to 192.168.10.130.Escape character is '^]'.GHost '192.168.10.120' is not allowed to connect to this MySQL serverConnection closed by foreign host解决方法:具体原因是权限问题,需要重新设
zabbix报错 https://www.cnblogs.com/losbyday/category/876878.html作者总结的很全棒 1.在启动zabbix-agent 时系统日志输出 PID file /run/zabbix/zabbix_agentd.pid not readable (yet?) after star zabbix-agent.service never wrote its PID file. Failing 重启zabbix-agent服务依旧不能正常启动,查看/
zabbix报错 原文:https://www.cnblogs.com/dbslinux/p/9465803.html https://www.cnblogs.com/losbyday/category/876878.html作者总结的很全棒 1.在启动zabbix-agent 时系统日志输出 PID file /run/zabbix/zabbix_agentd.pid not readable (yet?) after star zabbix-agent.service never wrot
今天启动window上的nginx总是报错 错误信息是bind() to 0.0.0.0:80 failed (10013: An attempt was made to access a socket in a way forbidden by its access permissions) 大概意思是 nginx listen的80后端口被占用 于是百度了下查看端口的命令 运行–cmd C:\>netstat -aon|findstr "80" TCP 127.0.0.1
Win7下nginx默认80端口被System占用,造成nginx启动报错的解决方案 在win7 32位旗舰版下,启动1.0.8版本nginx,显示如下错误: [plain] 2012/04/02 13:55:59 [emerg] 7864#2376: bind() to 0.0.0.0:80 failed (10013: An attempt was made to access a socket in a way forbidden by its access permissions)
在win7 32位旗舰版下,启动1.0.8版本nginx,显示如下错误: 2012/04/02 13:55:59 [emerg] 7864#2376: bind() to 0.0.0.0:80 failed (10013: An attempt was made to access a socket in a way forbidden by its access permissions) 在cmd窗口运行如下命令: C:\Users\Administrator>netstat -aon | f
集群中有一台datanode一直启动报错如下: java.net.BindException: Problem binding to [$server1:50020] java.net.BindException: Address already in use; For more details see: http://wiki.apache.org/hadoop/BindException 查看端口是否被占用 # netstat -tnlp|grep 50020 发现没有进程在监听50020端