菜鸟使用flashfxp遇到连接报错. [21:36:19] [R] 530 Permission denied.[21:36:19] [R] 连接失败 (连接已被客户端关闭) 搜索后发现,是因为linux设定root帐号不准连接,因此,我们在linux设定下,允许root连接即可(不推荐这么做,安全考虑) vsftpd的配置,配置文件中限定了vsftpd用户连接控制配置. vsftpd.ftpusers:位于/etc/vsftpd目录下.它指定了哪些用户账户不能访问FTP服务器,例如root等…

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,…

redis使用连接池报错解决redis使用十几小时就一直报异常 redis.clients.jedis.exceptions.JedisConnectionException: Could not get a resource from the pool at redis.clients.util.Pool.getResource(Pool.java:22) at com.derbysoft.jredis.longkeytest.BorrowObject.run(BorrowObject.jav…

Unable to load R3 module C:\Program Files\Oracle\VirtualBox/VBoxDD.DLL (VBoxDD): GetLastError=1790 (VERR_UNRESOLVED_ERROR).返回 代码:E_FAIL (0x80004005)组件:Console界面:IConsole {8ab7c520-2442-4b66-8d74-4ff1e195d2b6} 刚开始,按照上面的错误指示去找VirtualBox的安装目录下的VBoxDD.DL…

Asp.Net连接Mysql报错Out of sync with server 原因:程序引用的MySql.Data.dll版本高于服务器版本 解决:下载一个低版本的MySql.Data.dll,项目重新引用…

Atom远程连接服务器 报错信息: Server version is different than client version Original error message: Version mismatch. Client at 139 while server at 141. 在setting里check for update 一下,然后重启编辑器!!!重启…

Navicat连接Mysql报错:Client does not support authentication protocol requested by server: 刚安装Mysql,想用Navicat去连接,然后就报错了,此处记录报错解决. Navicat连接MySQL Server8.0版本时出现Client does not support authentication protocol requested  by server:解决如下: 命令如下: 1.use mysql; 2.…

hive2.3.4 presto0.215 使用hive2.3.4的beeline连接presto报错 $ beeline -d com.facebook.presto.jdbc.PrestoDriver -u "jdbc:presto://localhost:8080/hive" Error: Unrecognized connection property 'url' (state=,code=0) 增加--verbose查看详细报错 $ beeline -d com.facebo…

beeline连接hiveserver2报错 Error: Could not open client transport with JDBC Uri: jdbc:hive2://localhost:10000: Failed to open new session: java.lang.RuntimeException: org.apache.hadoop.ipc.RemoteException(org.apache.hadoop.security.authorize.Authorizatio…

启动虚拟机报错: VMware Workstation cannot connect to the virtual machine. Make sure you have rights to run the program, access all directories the program uses, and access all directories for temporary files. The VMware Authorization Service is not running.…