service unavailable http error 503 service is unavailable

Log on to PL/SQL Developer, log on to the local database, and check that the Oracle listening service is not started. Right-click to start the listening program and report an error. How can this problem be solved ?, I. Error description When you log on to PL/SQL Developer to log on to the local database, no listening

Issue: MONGO run Error: Failed to connect 127.0.0.1:27017,reason:errno:10061 Unable to connect due to target computer actively rejectingIn the MongoDB installation process encountered problems, first understand the MongoDB installation steps1. Download the corresponding version on the MongoDB website, https://www.mongodb.org/downloads2. Unzip the downloaded file to the C drive or the D packing directory3. Use the cmd command mkdir data to create the d

I first use 360 software housekeeper, uninstall mysql5.5, uninstall the MySQL, then delete the MySQL installation directory, the hidden folder under the C disk programdata inside the MySQL folder.then cmd--and Regedit then enter, into the registry, delete the inside of the Hkey_local_machine/system/controlset001/control/mysql, hkey_local_machine/system/controlset002/control/mysql, hkey_local_machine/system/ Currentcontrolset/control/mysql, Hkey_current_user/software/mysql. But I found that aga

When you are on the Linux course today, turn on the virtual machine error:The VMware Authorization Service is not runningThe solutions are available in various ways:1, as the administrator to run the virtual machine, the symptoms do not cure;2. Kill all virtual machine processes, delete the Lck folder in the path of the virtual machine, etc., or useless, can only say to solve the problem from the root,

What should I do if the error 500 is prompted when the IIS service fails to be configured in the XP system? Users who configure the IIS service in the XP system often encounter the 500 error message, which is a very annoying probl

remote Oracle database to report the first errorORA-12560:TNS: Protocol Adapter errorThe problem is confirmed that the Oracle server is installed locally and the Oracle clientand the local Path environment variable is written to both the Oracle server and the Oracle client's Bin directory,I handle this as the local Oracle server-side Bin directory string in the

When the system is started, "at least one service or driver is started ." ProgramGenerate error "dialog box, how to find The solution to this error is as follows:Open Control Panel> Administrative Tools> services. On the right

This is the Windows communication Foundation service. Metadata publishing for this service is currently disabled. If you have access to the service, you can modify the Web or application configuration file to enable metadata publishing by completing the following steps: S

Consult experts! When configuring a dual-host server cluster in the VM, the error 0x8007042c dependent service or group cannot be started when Node 2 is added.650) This. width = 650; "style =" float: none; "Title =" 1.jpg" src = "http://s3.51cto.com/wyfs02/M01/42/2F/wKiom1PXDhzDa7OPAAESj1DR4MU270.jpg" alt = "wkiom1pxdh

ORA-12162: TNS: net service name is incorrectly specified how to solve the error ?, Ora-12162tns "ORA-12162: TNS: net service name is incorrectly specified" appears today when you log on to sqlplus using an oracle user ". As follows: [oracle@oracle ~]$ sqlplusSQL*Plus: Rele

This article will give you a case of ORA-12162 error caused by not setting the system environment variable ORACLE_SID.I hope you have some thought.1. Failure phenomenain this paper, the description of the fault is different from the general description of the problem, there is no problem in connection string connection recorded in the database server side using T

Cause analysisDial-in page error-failed to load this user's dial-in attribute, cause: wks service is not started, so we may set to manually start Workstation when starting the system, so we only need to go to service management and start Workstation, so that we can set automatic startup.SolutionMy computer-right-cl

Error reported when Web Service is called in SharePoint webpart An error is reported when Web Service is called in SharePoint webpart. Error

Error message: Cannot start this program because the computer is missing VCRUNTIME140.dll try to reinstall this program to resolve this issueError scenario: When using "" "D:\Program files\httpd-2.4.20-x64-vc14-r2\apache24\bin\httpd.exe"-K install-n Apache "command, install under DOS command line windowApache service times wrong.Error Analysis:Workaround: Downloa

The younger brother's ProFTP service failed to start. The error message is displayed. Please give me some advice. Thanks again-Linux Enterprise Application-Linux server application information. For more information, see the following. Dear prawns, the younger brother's Web Server (Centos5.4 System) is encountering a di

Login Rman Report ora-12162:tns:net service name is incorrectly specified error[[email protected] admin]$ dateTue Apr 18:06:16 CST[[email protected] admin]$ Rman target///Strange ora-12162 error, the first reaction is TNS, but the second reaction tells me that this

When Windows 7 opens a service, "error 1079: The account for this service is different from the account that is running on another service on the same process," as shown in the following illustration: Reason Analysis:Th

It may be because I set an error when starting a service in/etc/rc. conf, which causes FreeBSD to stop there after an error is reported and cannot enter the system. So I restarted the system and entered the single-user mode. The prompt is: Enter full pathname of shell or r

/tmp/zookeeper/log The second reasonFinal Check configurationzoo.cfgconfiguration discovery is that the hostname of the node is incorrectly written;stop three nodes firstZookeeperService,modify nodes on azoo.cfgconfiguration file,at the start of each ,results show Normal;The third reasonWhen configuring the cluster, the myID file in the data directory is