c# 使用MS SqlServer,连接成功,但是还报异常A connection was successfully established with the server, but then an error occurred during the login process. (provider: SSL Provider, error: 0.... 操作系统安装了net framework 4.5.1,出现上述情况 解决方案:安装net framework 4.5.2以上框架…
Linux启动应用(比如jmeter)报An error occurred: Can't connect to X11 window server using ':0.0' as the value of the DISPLAY variable. 解决方案: 其实很简单,你应用部署在哪个用户下,那么你登录图形化界面的用户必须与其相同 如果你部署应用在 *** 用户下面,但是你登录的图形化界面用户是root用户,然后你 su - *** 切换到该用户下是没有用的 必须退出该root用户,…
给别人做的网站莫名其妙连接不上数据库.百度了好多,总算知道自己的错在哪了. 报 "A network-related or instance-specific error occurred while establishing a connection to SQL Server. The server was not found or was not accessible. Verify that the instance name is correct and that SQL Server…
如下所示,PHP连接MySQL报错: SQLSTATE[HY000] [2002] Can't connect to local MySQL server through socket 'MySQL' (2) 测试代码如下: <?php try { $dsn = 'mysql:dbname=php-note;host=localhost;port=3306;charset=utf8'; $username = 'root'; $password = 'root'; new PDO( $dsn,…
本文涉及的相关问题,如果你的问题或需求有与下面所述相似之处,请阅读本文 A network-related or instance-specific error occurred while establishing a connection to SQL Server. The server was not found or was not accessible. Verify that the instance name is correct and that SQL Server is c…
服务器导致访问量激增,频繁报"500 Internal Server Error"错误.我查了一下nginx的错误日志(apt-get方式安装的nginx的错误日志在/var/log/nginx/error.log),发现了大量的"[alert] xxxxx#0: accept() failed (24: Too many open files)" 11655386 socket() failed (24: Too many open files) while co…
http://blog.itpub.net/26687597/viewspace-1207571/ 基于Oracle EBS R12,开发了一个Webservice用于返回某项主数据,当请求的数据量非常大的时候(大于6000行的数据量),Oracle应用服务器总是给返回一个500 Internal Server Error.请求数据量小的时候,Webservice运行没有问题,能够正常返回请求数据. 客户端接到的报错: <!DOCTYPE HTML PUBLIC "-//IETF//DT…
