Error 18456 Severity 14 State 8 Sa
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Error 18456 Severity 14 State 38. Sql Server 2008 R2
Sign in to vote This sound like a either a brute force attack, or an application which is not aware of a password chang (if the password was changed the last time). Try to run a network packet sniffer to see who is connecting from with Adresses with the wrong password.Jens K. Suessmeyer---http://www.sqlserver2005.de--- Saturday, October 20, 2007 10:03 PM Reply | Quote Moderator 0 Sign in to vote raymillr,This error 18456 severity 14 state 1 link should contain the information that you need:http://blogs.msdn.com/sql_protocols/archive/2006/02/21/536201.aspx Friday, February 22, 2008 8:09 PM Reply | Quote All replies 0 Sign in to vote I am not sure i got it or not .... SA credential is stored in SQL Server... if you forgot SA password...login in windows authentication using Local SysAdmin user or domain user and you can reset the password Madhu Friday, October 19, 2007 4:20 PM Reply | Quote 0 Sign in to vote I can log into Mgt Studio successfully as sa but when I go to the SQL Log View I still see the error. Any ideas? Joanne Friday, October 19, 2007 5:19 PM Reply | Quote 0 Sign in to vote jaymow99 wrote: I can log into Mgt Studio successfully as sa but when I go to the SQL Log View I still see the error. Any ideas? Joanne SQL Log i did not Understand... What is the error u gets? Friday, October 19, 2007 5:55 PM Reply | Quote 0 Sign in to vote MS SQL Server error 18456 Severity 14 State 8 Joanne Friday, October 19, 2007 5:57 PM Reply | Quote 0 Sign in to vote State 8 in
Server Login Failures By Pinal DaveWhen asked about common errors encountered in a SQL Server environment, you might expect to hear error 18456 severity 14 state 6 about high CPU issues, but in reality, these are rare and few. In
Error 18456 Severity 14 State 16. Login Failed For User
fact, many DBAs report connectivity issues with SQL Server as among the most frequently encountered errors. These errors can further be classified
Error 18456 Severity 14 State 40
into two sub-categories: Login request not reaching SQL Server. Login request reaching SQL Server and then failing. Let's look at each of these scenarios in this article. Scenario 1: https://social.msdn.microsoft.com/Forums/sqlserver/en-US/86d7d044-4ee3-4e1c-b1ff-22b99ee9d6ec/ms-sql-server-error-18456-severity-14-state-8?forum=sqlsecurity Login request not reaching SQL Server A typical error received by a client might be: Transact-SQL A network-related or instance-specific error occurred while establishing a connection to SQL Server. The server was not found or was not accessible. Verify that the instance name is correct and that SQL Server is configured to allow remote connections 1 A http://logicalread.solarwinds.com/errors-sql-server-login-failures-pd01/ network-related or instance-specific error occurred while establishing a connection to SQL Server. The server was not found or was not accessible. Verify that the instance name is correct and that SQL Server is configured to allow remote connections There can be multiple reasons for this error, including these, based on work I've done with clients and queries I've responded to in user forums: Using the incorrect instance name. The SQL Service is not running. Port not open. (Note that telnet is the best test possible to detect this). The SQL Browser Service not running. (This is needed to get port of named instances. IP, PortNumber - can be specified to identify this issue.) Incorrect DNS entry and request going to different machine. (Note that ping is the best test to find name and IP address mapping). Scenario 2: Login request reaching SQL Server and then failing This second scenario results from authentication or security related errors. The error message received by the client would as shown below: Transact-SQL Login failed for user 'username'. (
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