Sqlexception Login Failed For User

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Mar 03, 22 (Updated: Oct 03, 22)

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1. Stackoverflow.com
Legendary London 2 years ago

System.Data.SqlClient.SqlException: Login failed for user

https://stackoverflow.com/questions/22415319/system-data-sqlclient-sql...

However running it in IIS I am getting this error: System.Data.SqlClient.SqlException: Login failed for user 'domain\name-PC$'. Stack Trace [ ...

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2. Net-informations.com
Guru Aarhus, Denmark 2 years ago

System.Data.SqlClient.SqlException: Login failed for user - C# ...

http://csharp.net-informations.com/data-providers/failed.htm

Login failed for User is a general sql error message and may have several causes. When a connection attempt is rejected because of an authentication failure ...

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3. Microsoft.com
Populist Murphy, NC 2 years ago

System.Data.SqlClient.SqlException: Login failed for ... - MSDN

https://social.msdn.microsoft.com/Forums/en-US/ea8953db-5b4c-4c49-b6a7...

Exception Details: System.Data.SqlClient.SqlException: Login failed for user 'name'. Source Error: Line 205: using (SqlCommand command = new ...

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4. Ibm.com
Outspoken Canada 2 years ago

Login failed for user 'DOMAIN\USERID$' - IBM

https://www.ibm.com/support/pages/login-failed-user-domainuserid

SqlException: Login failed for user 'DOMAIN\USERID$'. at System.Data.SqlClient.SqlInternalConnection.OnError(SqlException exception, Boolean ...

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5. Github.com
Explainer 2 years ago

SqlException: Login failed for user '{DOMAIN}\{MACHINE ...

https://github.com/dotnet/aspnetcore/issues/3631

SqlException: Login failed for user '{DOMAIN}\{MACHINE NAME}' instead of what's indicated in web.config and application.json #3631.

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6. Red-gate.com
Announcer Sweden 2 years ago

System.Data.SqlClient.SqlException: Login failed for user

https://forum.red-gate.com/discussion/15823/system-data-sqlclient-sqle...

Login failed for User is a general sql error message and may have several causes. So, first you have to make sure that the user exist on SQL ...

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7. C-sharpcorner.com
Informed United States 2 years ago

System.Data.SqlClient.SqlException:Login failed for user - C# ...

https://www.c-sharpcorner.com/forums/systemdatasqlclientsqlexceptionlo...

SqlException:Login failed for user. Jan 22 2020 3:15 PM. Hi Team. I am experience an error closed day and half now and cant seem to find any resolution to ...

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8. Solarwinds.com
Announcer Hullabalooza 2 years ago

System.Data.SqlClient.SqlException (0x80131904)

https://support.solarwinds.com/SuccessCenter/s/article/System-Data-Sql...

System.Data.SqlClient.SqlException (0x80131904): Login failed for user 'SERVERNAME\User'. image.png.

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9. Precisely.com
Guru Kharkiv, Ukraine 2 years ago

Resolve "Login failed for user" when connecting to SQL server ...

https://customer.precisely.com/s/article/Resolve-Login-failed-for-user...

Open your SQL Server Management Studio. · Right click on the database server and go to properties. · Choose the security option and check "SQL Server and Windows ...

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10. Asp.net
Editor 2 years ago

System.Data.SqlClient.SqlException: Login failed for ... - Asp.net

https://forums.asp.net/t/2162932.aspx?System+Data+SqlClient+SqlExcepti...

User-1767698477 posted. My computer went haywire with my previous installation of Sqlserver 2014. I tried for a whole month to try to remove it and get it ...

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11. Nopcommerce.com
Announcer Seattle, WA 2 years ago

SqlException: Login failed for user - nopCommerce

https://www.nopcommerce.com/en/boards/topic/82617/sqlexception-login-f...

SqlException: Login failed for user . ... 2) Changed the DB password throw the SqlException exposing the database user name with the below error details.

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12. Itectec.com
Legendary 1 year ago

System.Data.SqlClient.SqlException: Login failed for user

https://itectec.com/database/sql-server-exception-details-system-data-...

SqlException: Login failed for user. Securitysql serversql-server-2008. One of our user from another domain WATSON received the following error message:

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13. Optimizely.com
Editor 1 year ago

Login failed for user"xxx" at the time of IIS hosting - Optimizely ...

https://world.optimizely.com/forum/developer-forum/CMS/Thread-Containe...

Exception Details: System.Data.SqlClient.SqlException: Login failed for user 'XXXXX\YYYYY$'. Source Error: [No ...

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14. Entityframework.net
Outspoken 1 year ago

System.Data.SqlClient.SqlException: Login failed for user ...

https://entityframework.net/knowledge-base/16103273/system-data-sqlcli...

Looks like your application runs under account which is not exist in SQL server. Thus you have login and password specified in connection ...

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15. Adoclib.com
Refiner 1 year ago

System.Data.Sqlclient.Sqlexception (0X80131904) - ADocLib

https://www.adoclib.com/blog/system-data-sqlclient-sqlexception-0x8013...

System.Data.SqlClient.SqlException: Login failed for user Login failed for User is a general sql error message and may have several causes.

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16. Examplefiles.net
Reviewer Sweden 1 year ago

I ran a web app on IIS and I got a. System.Data.SqlClient.SqlException: "Login failed for user'domainaccount$'". This is a exception when the function ...

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17. Thomsonreuters.com
Teacher 1 year ago

SQL exception error: Login Failed for User 'CreativeSolutions ...

https://cs.thomsonreuters.com/ua/cross_product/SQL/login-failed-for-us...

SqlException: Login failed for user 'CreativeSolutions<application name>DatabaseOwner'. Reason: Not associated with a trusted SQL Server connection.

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18. Itproguru.com
Populist 1 year ago

How to Fix Login Failed for User (Microsoft SQL Server, Error

https://itproguru.com/expert/2014/09/how-to-fix-login-failed-for-user-...

The generic message “Login Failed for User (Microsoft SQL Server, Error: 18456)” means you entered invalid credentials when logging into SQL Server. Video is ...

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19. Spiceworks.com
Informed United Kingdom 1 year ago

SQL login failed for user - SQL Server Forum - Spiceworks ...

https://community.spiceworks.com/topic/2150389-sql-login-failed-for-us...

SQLException (0x80131904): login failed for user "username". we are very sure of the password we use for the connection. Server is 2008R2.

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20. Daniweb.com
Teacher Hong Kong 1 year ago

Login failed for user ''. error [SOLVED] - asp.net - DaniWeb

https://www.daniweb.com/programming/web-development/threads/491042/log...

The login fails because it cannot connect to the database. Since the semi-colon is missing, the connection doesn't see that it has to use ...

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21. Technologycrowds.com
Informed 1 year ago

Login failed for user iis apppool default apppool System.Data ...

https://www.technologycrowds.com/2013/03/login-failed-for-user-iis.htm...

SqlClient.SqlException was unhandled by user code: Login failed for user 'IIS APPPOOL\DefaultAppPool'” and database connection couldn't open. Error ...

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22. Aspdotnet-suresh.com
Curious Iran 1 year ago

System.Data.SqlClient.SqlException: Login failed for user 'IIS ...

https://www.aspdotnet-suresh.com/2011/05/systemdatasqlclientsqlexcepti...

SqlException: Login failed for user 'IIS APPPOOL\DefaultAppPool' problem in IIS7. Description: Recently I started working with IIS7 at that time I face some of ...

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23. Winhost.com
Explainer United States 1 year ago

Login Failed for user... connection string exactly the same

https://forum.winhost.com/threads/login-failed-for-user-connection-str...

SqlException: Login failed for user 'DB_56001_nicelook_user'. Source Error: An unhandled exception was generated during the execution of the ...

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24. Solidcp.com
Guru 1 year ago

System.Data.SqlClient.SqlException: Login failed ... - SolidCP

https://solidcp.com/forum/question/system-data-sqlclient-sqlexception-...

SqlException: Login failed for user 'WebsitePanel'. at System.Data.ProviderBase.DbConnectionPool.TryGetConnection(DbConnection owningObject ...

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25. Progress.com
Populist Almaty, Kazakhstan 1 year ago

Azure Web App site throws a Login failed for user error

https://knowledgebase.progress.com/articles/Article/azure-web-app-site...

AuthorizationException: Login failed for user 'XXXX'. ---> Telerik.OpenAccess.RT.sql.SQLException: Login failed for user 'dfc_sqladmin'.

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26. Codeverge.com
Refiner Cedar Rapids, IA, United States 1 year ago

Login failed for user 'sa'. - asp.net.dotnetnuke-get-started

http://codeverge.com/asp.net.dotnetnuke-get-started/sqlexception-login...

SqlException: Login failed for user 'sa'. Reason: Not associated with a trusted SQL Server connection.] System.Data.SqlClient.SqlConnection.O... 646456.

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27. Blackbaud.com
Outspoken Chennai, India 1 year ago

Login failed for user NT AUTHORITY\ANONYMOUS LOGON.

https://kb.blackbaud.com/articles/Article/56778

SqlException: Login failed for user 'NT AUTHORITY\ANONYMOUS LOGON'. at System.Data.ProviderBase.DbConnectionPool.GetConnection(DbConnection owningObject) at ...

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Frequently Asked Questions

How do I fix System data SqlClient SqlException Login failed for user?

Open SQL Server Management Studio and right-click on Server Node and select Properties. Now go to Security Tab and go to Server Authentical Area. Select SQL Server and Windows Authentication Mode. Click OK to close the Server Properties window.

What is System data SqlClient SqlException?

The System. Data. SqlClient. SqlException is typically thrown when an accessed SQL Server returns a warning or error of its own. ... Data.

Where is System data SqlClient?

In the Solution Explorer, right-click References and choose "Manage NuGet Packages...". Search for "System. Data. SqlClient".

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Troubleshooting

Before login, must ensure following:
  • Keyboard CAPS lock is OFF
  • You are not using an old password
  • Your given email/login-name is valid
  • Its not a phishing website
  • Do not use VPN as some sites restrict VPN
  • The internet connection is active and login form is loading cache
  • If the site requires captcha, it must be valid. Regenerate if its not readable
  • Still not resolved? Visit FAQs page
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Aarhus, Denmark
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