Error 18456 In Sql Server 2012
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Chief Technology Strategist Dan StoltsHome Join Event Notification Thought Leadership Newsletter Powershell Resources About Dan Stolts Home » Uncategorized » How to Fix Login Failed for User (Microsoft SQL Server, Error: 18456) Step-By-Step – Add SQL Administrator to SQL Management Studio How to Fix Login Failed for User (Microsoft login failed for user 'sa'. (microsoft sql server error 18456) SQL Server, Error: 18456) Step-By-Step – Add SQL Administrator to SQL Management Studio tagged GURU-Tip /
Error 18456 In Sql Server 2014
How To / SQL Server / Step-By-Step In this post (and video), I will teach you how to determine what user has administrative rights on
Error Code 18456 In Sql Server
the server as well as walk you Step-By-Step how to configure SQL Server to allow other users to login as Administrators to SQL Server. The generic message “Login Failed for User (Microsoft SQL Server, Error: 18456)” means you entered invalid credentials when
Login Failed For User 'sa' In Sql Server 2012
logging into SQL Server. Video is short but has additional tips and tricks so watch the video to get the FULL STORY! In the below screen shot, I am logging into Microsoft SQL Server Management Studio with a user that does not have administrative permissions to connect to the server. You need to figure out what user does have rights to SQL server. Usually this is the user that you logged in with when you installed SQL Server or the user that is sql server error 18452 the default administrator on the computer. To get a list of users on the machine (Assuming Windows Server 2012 or above) Step-By-Step Launch Server Manager – Start – Click Server Manager In the upper right corner, click Tools, then Computer Management Expand Local Users and Groups (Under Computer Management-System Tools) then click Users Notice under Description… There is a Built-in account for administering… This is very likely an account that has access to SQL server. Try logging onto windows with that account that is Built-in account for administering then we can grant rights to the user you want to use to login to SQL Server. Now that you are logged into Windows with an account that has access to connect to SQL Server, Let’s go in and grant rights to the user that you want to be able to use to access SQL Server. Step-By-Step Launch SQL Server Management Studio again and you should be able to Connect Expand your ServerName, then Expand Security, then Logins. Click Logins Right-Click Logins Select New Login… Click the Search Button Type in the Windows User Name you would like to add as an SQL Administrator then click Check Names (or you can click advanced and select from a list) Click Server Roles in the left pane; then turn on the sysadmin checkbox, then click OK You can then confirm you have sa rights by double-clicking the
here for a quick overview of the site Help Center Detailed answers to any questions you might have Meta Discuss the workings and policies of this site About Us Learn more about Stack Overflow the company Business Learn more about hiring developers or posting ads with us login failed for user 'sa' in sql server 2008 Stack Overflow Questions Jobs Documentation Tags Users Badges Ask Question x Dismiss Join the Stack Overflow Community sql server 2012 error 18456 severity 14 state 1 Stack Overflow is a community of 4.7 million programmers, just like you, helping each other. Join them; it only takes a minute: Sign up Microsoft SQL sql server 2012 error 18456 windows authentication Server Error: 18456 up vote 47 down vote favorite 8 I am getting this error while trying to connect to the sql server. Microsoft SQL Server Error: 18456 Can anybody tell me what the error code means? sql-server connection error-code share|improve this http://itproguru.com/expert/2014/09/how-to-fix-login-failed-for-user-microsoft-sql-server-error-18456-step-by-step-add-sql-administrator-to-sql-management-studio/ question edited Jun 29 '15 at 13:28 ughai 8,37031238 asked Jan 4 '14 at 15:43 merazuu 3983615 5 A cursory search seems to indicate that the error code is a login failure, and is generally accompanied by more detailed information. –David Jan 4 '14 at 16:03 And that more detailed info should be in the sql server error log. The number itself deliberately doesn't tell you much, so crackers can't use it for clues on where their attempts are going wrong. –Tony Hopkinson http://stackoverflow.com/questions/20923015/microsoft-sql-server-error-18456 Jan 4 '14 at 16:10 8 @David if you see a duplicate question in SO, then mark this as such. Just because the answer is easy to come by, doesn't mean it doesn't belong on SO. This is the first hit on Google after all :). –Josh Noe Feb 24 '14 at 19:52 add a comment| 7 Answers 7 active oldest votes up vote 103 down vote accepted if you're trying to connect using "SQL Server Authentication" then you may want to modify your server authentication ; Right click server and click properties go to security page under Server authentication, choose the SQL Server and Windows Authentication mode radio button click OK restart your server this might help you ! share|improve this answer answered Apr 30 '14 at 18:35 Aringan 1,173378 Exactly what I needed, thank you! –jlbruno Jan 9 '15 at 15:20 3 Thanks. Shame there is no warning message when you try to add users. –JohnnyBizzle Feb 4 '15 at 10:45 9 What exactly do you mean "Right click server and click properties" where is this? –emcor Feb 6 '15 at 21:45 3 He means the top node in your Object Explorer - the yellow cylinder with the play button –JGilmartin Jun 2 '15 at 20:59 1 This is a very common problem people run into. The fact that you can create SQL Server logins to your heart's content without realising that this simple setting is switched off is rather confusing IMO. I'd recommend this
resources Windows Server 2012 resources Programs MSDN subscriptions Overview Benefits Administrators Students Microsoft Imagine Microsoft Student Partners ISV Startups TechRewards Events Community Magazine Forums Blogs Channel 9 Documentation APIs and reference Dev centers Retired content Samples https://msdn.microsoft.com/en-us/library/cc645917.aspx We’re sorry. The content you requested has been removed. You’ll be auto redirected in 1 second. MSDN Library MSDN Library MSDN Library MSDN Library Design Tools Development Tools and Languages Mobile and Embedded Development .NET Development Office development Online Services Open Specifications patterns & practices Servers and Enterprise Development Speech Technologies Web Development Windows Desktop App Development TOC Collapse the table of content Expand the table sql server of content This documentation is archived and is not being maintained. This documentation is archived and is not being maintained. MSSQLSERVER_18456 Other Versions SQL Server 2014 SQL Server 2012 Topic Status: Some information in this topic is preview and subject to change in future releases. Preview information describes new features or changes to existing features in Microsoft SQL Server 2016 Community Technology Preview 2 (CTP2). Details Product in sql server Name SQL Server Event ID 18456 Event Source MSSQLSERVER Component SQLEngine Symbolic Name LOGON_FAILED Message Text Login failed for user '%.*ls'.%.*ls Explanation When a connection attempt is rejected because of an authentication failure that involves a bad password or user name, a message similar to the following is returned to the client: "Login failed for user '