报错信息:com.alibaba.druid.pool.DruidDataSource - testWhileIdle is true, validationQuery not set 解决方法: 找到conf/canal.properties 文件里面的 canal.instance.tsdb.spring.xml=classpath:spring/tsdb/h2-tsdb.xml 信息,给注释掉…

Javassm连接数据库报错129 ERROR [com.alibaba.druid.pool.DruidDataSource] - {dataSource-1} init error 发现jdbc这个jar没有,居然忽略了.…

今天运行一个项目,启动报错,查看日志,只看到了前半段错误日志,根据前半段错误日志差查找原因,找了两个小时,也没有解决掉,最后根据后半段错误日志十分钟定位错误,给解决了,以后出现问题不能急躁,查看完成的日志信息,idea 的tomcat catalina log这个控制台的信息比较准确,以后记得也要认真看这个控制台的日志信息.…

启动Tomcat服务器报错: Several ports (8005, 8080, 8009) required by Tomcat v5.5 Server at localhost are already in use. The server may already be running in another process, or a system process may be using the port. To start this server you will need to sto…

windows server2008下如何更改MySQL数据库的目录的帖子已经很多了,这里简单介绍一个步骤,如果不成功请先查看其它帖子. 更改默认的mysql数据库目录 将 C:\Documents and Settings\All Users\Application Data\MySQL\MySQL Server 5.1\data 改到 D:\MysqlData . 建立文件夹 D:\MysqlData . 停止 mysql 服务,将 "C:\Documents and Settings\Al…

启动安卓模拟器报错 emulator: ERROR: x86_64 emulation currently requires hardware acceleration!  CPU acceleration status:HAXM must be updated(version 1.1.1<6.0.1) 解决办法: 在android sdk 安装目录下找到 \Android\sdk\extras\intel\Hardware_Accelerated_Execution_Manager 双击int…

Weblogic AdminServer 启动fail,报错"unable to get file lock, will retry" 参考原始: Weblogic AdminServer fails with "unable to get file lock, will retry" error message (Doc ID 1613945.1) 适用于: Oracle WebLogic Server - Version 8.1 and later Inform…

每天开机之后,启动MYSQL Notifier就报错,第一次出现重启电脑后解决,后面的几天老是出现,重启电脑好几次都没有解决,感觉很烦人,一定要搞定这个问题找到原因,于是有了下文....... 启动MYSQL 57报错信息"The service MYSQL57 failed the most recent status change request with the message time out has expired and the operation has not been comp…

问题:使用docker启动容器时,报错如下 zh@debian:~/testPath$ docker-compose up redis Starting testpath_redis_1 ... done Attaching to testpath_redis_1 redis_1 | redis_1 | Welcome to the Bitnami redis container redis_1 | Subscribe to project updates by watching https:/…

springboot 启动的时候报错: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'solrClient' defined in class path resource [org/springframework/boot/autoconfigure/solr/SolrAutoConfiguration.class]: Bean instantiation via f…