1.使用root配置的hadoop并启动会出现报错 错误:         Starting namenodes on [master]         ERROR: Attempting to operate on hdfs namenode as root                ERROR: but there is no HDFS_NAMENODE_USER defined. Aborting operation.                Starting datanodes…

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:/…

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…

问题: 使用Apppium1.6启动ios9.3报错Original error: Sdk '9.3.5' was not in list of simctl sdks   我的启动配置如下 {   "platformName": "ios",   "platformVersion": "9.3.5",   "bundleId": "com.wuba.zhuanzhuan",   &qu…

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…

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…

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…

gitlab上配置webhook后,点击测试报错: Requests to the local network are not allowed 操作如下: 报错: 错误原因: gitlab 10.6 版本以后为了安全,不允许向本地网络发送webhook请求 解决方法: 1.登录管理员账号 2.最上面一排的  扳手 设置按钮--->进入左侧 设置---->网络----> 选择 允许webhooks和本机网络交互 勾选后,点击保存,退出!!! 完成后: 1.此时可以点击Test进行测试 对于…