“communications link failure due to underlying exception”这个错误通常出现在数据库连接过程中,尤其是使用JDBC(Java Database Connectivity)连接数据库时。这个错误表明在尝试建立数据库连接时,由于某种底层异常导致了通信链路失败。下面是对该错误的详细分析和解决方案: 1. 错误含义 “communications link failure due ...
MySQL默认的空闲等待时间是8个小时,一旦空闲超过8个小时,就会抛出“Communications link failure due to underlying exception”异常,修改/etc/my.cnf(windows下为my.ini),将超时时间设置为30天,在[mysqld]后面加入: 1wait_timeout=2592000 然后重启mysql服务即可。
主机IP地址不正确或者网络不通 提示的错误信息如下: com.mysql.jdbc.CommunicationsException: Communications link failure due to underlying exception: ** BEGIN NESTED EXCEPTION ** java.net.ConnectException MESSAGE: Connection timed out: connect STACKTRACE: java.net.ConnectException: Connection timed out: conne...
最近在用一个MySQL的Java连接池的过程中,连接一晚上不释放,第二天就会造成超时的错误,查了一下原因,原来是因为MySQL默认的空闲等待时间是8个小时,一旦空闲超过8个小时,就会抛出异常。异常文本如下: com.mysql.jdbc.CommunicationsException MESSAGE: Communications link failure due to underlying exception: ** BEGIN ...
MESSAGE: Communications link failure due to underlying exception: ** BEGIN NESTED EXCEPTION ** java.net.SocketException MESSAGE: Software caused connection abort: socket write error 解决方式:编辑/etc/my.cnf(windows下为my.ini),将超时时间设置为10年,在[mysqld]后面加入: ...
ssh项目如何处理 Communications link failure due to underlying exception:异常,程序员大本营,技术文章内容聚合第一站。
com.mysql.jdbc.CommunicationsException: Communications link failure due to underlying exception: ** BEGIN NESTED EXCEPTION ** java.net.SocketException MESSAGE: java.net.ConnectException: Connection timed out: connect STACKTRACE: java.net.SocketException: java.net.ConnectException: Connection timed out: conne...
aeye contact 目光接触[translate] aError code:err.system.SQLException Error level:ERROR Error description:Communications link failure due to underlying exception: 误差编码:err.system.SQLException错误级别:错误误差描述:通信线路失败由于部下的例外:[translate]...
Communications link failure due to underlying exception: ** BEGIN NESTED EXCEPTION ** java.net.ConnectException MESSAGE: Connection refused: connect STACKTRACE: java.net.ConnectException: Connection refused: connect at java.net.DualStackPlainSocketImpl.connect0(Native Method) at ...
My dev box with mysql 5.0.26 seems to work fine with the old date format is that a bug. (ended spending a lot of time on this one) Thanks Hari Subject Written By Posted Communications link failure due to underlying exception Henry Fernandes ...