ORA-06413 Connection not open.Cause: Unable to establish connection.Action: Use diagnostic procedures to ascertain exact problem 今天新安装了plsql developer,连数据库的时候报错这个ora 06413的错误,在控制台用sqlplus是可以连接的,在网上查了一下,可能是程序所在的目录有括号导致的,确实plsql developer的安装目录是在program
ORA-12528: TNS:listener: all appropriate instances are blocking new connections ORA-12528问题是因为监听中的服务使用了动态服务,实例虽然启动,但没有注册到监听.实例是通过PMON进程注册到监听上的,而PMON进程需要在MOUNT状态下才会启动.所以造成了上面的错误. 解决这个问题,有三种方法:1.把监听设置为静态:2.在tnsnames.ora中追加(UR=A):3.重新启动服务: 方法1.通过修改liste
错误报告:No plugin found for prefix 'tomcat' in the current project and in the plugin groups [org.apache.maven.plugins, org.codehaus.mojo] available from the repositories [local (E:\repo), apache.snapshots (http://repository.apache.org/content/groups/sna
nagios主动方式监控tcp服务web/syncd/mysql及url cd /usr/local/nagios/libexec/ [root@node4 libexec]# ./check_tcp -H 192.168.8.40 -p 80 TCP OK - 0.010 second response time on port 80|time=0.010334s;;;0.000000;10.000000 [root@node4 libexec]# ./check_tcp -H 192.168
ORA-16401: archivelog rejected by RFS 无线出单系统邮件告警10.111.20.1 1. 报错 SYS > ! oerr ora 16041 16041, 00000, "Remote File Server fatal error" // *Cause: The Remote File Server (RFS) process at a redo transport // destination encounter