A SqlConnection consists of two parts: the public instance that your code interacts with (the outer connection) and a hidden connection that represents an actual server connection (the inner connection). When you call the Open method on the outer con…
公司内部开发的winform程序使用了FtpWebRequest下载FTP服务器的文件到本地. 大多数人运行良好,由于我们是试运行逐步有人加入到平台的使用,前两天突然有个别机器无法连接FTP服务器报出了如下错误. The underlying connection was closed:The connection was closed unexpectedly 进行排查没有发现异常,windows事件管理器中查看也没有相关的错误.写的代码也没有发现什么不对的地方 FtpWebRequest r…
当登陆 Arcgis Server Manager的时候,点击 "Services" 中的选项"Manage Services",就报错: An error has occured on the server. For details please check the Event (Application) log on the web server.工作站服务没有启动 Source System.DirectoryServicesStackTrace …
系统启动,一段时间不操作,然后在来操作时,报错如下: Caused by: java.sql.SQLException: Couldn't perform the operation getAutoCommit: You can't perform any operations on this connection. It has been automatically closed by Proxool for some reason (see logs). at org.logicalcobw…
如何解决远程连接mysql出现Can’t connect to MySQL server on (111 “Connection refused”)的问题 开放Mysql的远程连接 在服务器上登录mysql,然后执行以下的命令. 登录mysql: /usr/local/mysql-5.6/bin/mysql -u root -p 执行赋权的命令: MySQL> GRANT ALL PRIVILEGES ON *.* TO 'root'@'%'IDENTIFIED BY '123456' WITH…
1. 配置节点,配置好节点后,在节点机上运行已下载文件,双击执行,提示"The Server rejected the connection: None of the protocols were accepted"错误 发现是自己生成.jnlp的文件错误了,如下图,我访问Jenkins是使用的localhost.在生成.jnlp或者是jar文件时,文件路径也是localhost,导致我执行它生成好的jar包或者是launch文件,下载都会提示是从localhost:8080下载,这样…
A server is already running. Check tmp/pids/server.pid. 把server.pid删除: 学习了: http://stackoverflow.com/questions/24627701/a-server-is-already-running-check-tmp-pids-server-pid-exiting-rails…
1. Mysql连接问题 远程访问mysql或者通过docker访问宿主机mysql经常会碰到下面的问题: Can't connect to MySQL server on (111 "Connection refused") 解决 找到自己MySQL数据库配置文件的位置,编辑 /etc/mysql/mysql.conf.d# vi mysqld.cnf 将 bind_address 127.0.0.1 注释掉 2. 开放远程连接后,会出现第二个问题: "Host 'x.x.…
Problem Description: Error: "-27780: read to host failed: [10054] Connection reset by peer"The user gets the following error messages during replay of a Web script: "Error -27780: read to host <host name> failed: [10054] Connection re…
详情见上图更清晰 15:11:10 Application Server was not connected before run configuration stop, reason: Unable to ping server at localhost:8080 Disconnected from the target VM, address: '127.0.0.1:55965', transport: 'soc Unable to open debugger port: java.net.…
报错详情: java.net.SocketException: Socket closed at java.net.SocketInputStream.socketRead0(Native Method) at java.net.SocketInputStream.socketRead(SocketInputStream.java:116) at java.net.SocketInputStream.read(SocketInputStream.java:171) at java.net.Soc…
最开始的预测: 这台笔记本操作系统是win10专业工作站版,debug启动项目,provide项目完美启动成功,然后consumer项目报错:Unable to open debugger port (127.0.0.1:63959): java.net.SocketException "socket closed",编译过来就是无法打开调试器端口,套接字已关闭.run直接启动好像也说端口异常,猜可能是操作系统问题(一直百度无果,无端猜测),然后我换另一台笔记本,操作系统是win10家…
报错:Unable to open debugger port (127.0.0.1:63959): java.net.SocketException "socket closed",编译过来就是无法打开调试器端口,套接字已关闭 这台笔记本操作系统是win10专业工作站版,debug启动项目,provide项目完美启动成功,然后consumer项目报错:Unable to open debugger port (127.0.0.1:63959): java.net.SocketExce…
