How To Authenticate Users Using User Login And Password Stored In SQL Database?

Feb 2, 2007

Hi. I have a DetailsView with Bound Fields "Login" and "Password". This informations are stored in SQL database. How to solve such authorization? How to compare password stored in database against passowrd typed by user? Is this a good idea to use CustomValidator control to write some checking procedure?. Regards. Pawel.

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May 31, 2007

Ideally, I'd like to have the reports use windows authentication, ie grab current user/password so long as user does not have to enter it manually. If that is not possible, then how do I make it so user does not have to enter this info manually? My theory is that I have IIS set up incorrectly for doing this, but I'm not familiar enough with either reporting services or IIS to find out.

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Issues Setting Up Users To Authenticate Via NT Group Into MSSQL

Feb 26, 2004

I have a NT Group of users that need to connect to MSSQL db using integrated auth and run a stored proc. I have got this concept to work for individual windows users but not a group.

Does anyone have any ideas?

(Win XP, MSSQL 2000 SP3, Windows Group = "SQLUsers", member is "User2")

--- TSQL ---

USE master
GO
sp_grantlogin 'pcSQLUsers'
GO
sp_defaultdb 'pcSQLUsers', 'theDB'
GO
USE theDB
GO
sp_grantdbaccess 'pcSQLUsers', 'SQLUsers'
GO
GRANT EXECUTE ON [dbo].[uspThing] TO SQLUsers
GO

-- Trying to connect with OSQL.EXE:

> osql -d theDB -E
Login failed for user 'pcUser2'.


BUT.....

runing it for the individual user:

---TSQL

USE master
GO
sp_grantlogin 'pcUser2'
GO
sp_defaultdb 'pcUser2', 'theDB'
GO
USE theDB
GO
sp_grantdbaccess 'pcUser2', 'SQLUsers'
GO
GRANT EXECUTE ON [dbo].[uspThing] TO SQLUsers
GO

---- now trying to connect with OSQL.EXE as User2:

>osql -d theDB -E
1> exec uspThing
2> go
3> data....

all is fine......

I can't use the user method - to much admin... any ideas!?

PK

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Jan 13, 2006

SQL Server 2005 Express will not allow me to change the password for my login user. I tried deleting the user and re-creating the user. Another password is being put in although the password I put in was accepted. I even test to see what would happen if I left the password blank. It got accepted. But when I look at the password for my login user again, a different and much longer password was put in. I even tried this T-SQL statement:

CREATE LOGIN <loginname> WITH PASSWORD='<passwordname>', CHECK_EXPIRATION = OFF, CHECK_POLICY = OFF

I am out of ideals. Is this a bug?

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Feb 25, 2013

Earlier one of my team member has created a user login and password but forgot the password after few days and now we need to know the password of that login.  Some of the application are using this login so we can delete and create a new login with the same name hence is there any possibility or script to find out the password of the existing login.

Note: The login is not 'sa'

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Jan 26, 2006

Hai Freinds,

Is there any default username and password for sql server 7.0

Thank You

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Nov 22, 2007



i'm using the Enterpirse library logger to write logs into a database.
When choosing connection string i choose the database i want in the "connection properties" dialog box and
push 'Test connection' button.
everything goes well.

then i open the SQL Server Management studio express and connect to the databse to check some things,
from that point on , when i push the 'Test Connection' button in the Enterprise library i get the error:


"cannot open user default database. Login failed. login failed for user My'server/MyuserName'"


even when i close the sql server manager , it is still stuck - the connection test doesn't work anymore....
it only work when i restart the computer.

why ?

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Error: Cannot Open Database Requested In Login 'projectAllocations'. Login Fails. Login Failed For User 'sa'.

Oct 27, 2004

Hi,
Im getting this error when attempting to retrieve data from an sql database.

Description: An unhandled exception occurred during the execution of the current web request. Please review the stack trace for more information about the error and where it originated in the code.

Exception Details: System.Data.SqlClient.SqlException: Cannot open database requested in login 'projectAllocations'. Login fails. Login failed for user 'sa'.

Source Error:


Line 13: objConn = New SqlConnection( "Server=LAB303-066NETSDK; Database=projectAllocations; User ID=sa;Password=mypassword")
Line 14: objCmd = New SqlCommand("SELECT * FROM project_descriptions", objConn)
Line 15: objConn.Open()
Line 16: objRdr = objCmd.ExecuteReader()
Line 17: While objRdr.Read()

Source File: C:finalyearproject2sample.aspx Line: 15



Please Help!! Im a beginner to this, so if anyone knows the answer, take baby steps when explaining. Thanks

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Dec 19, 2003

I am using the MSDE to connect to my ASP.NET application. I get this error after clicking the login button of my login page. Anyone know why this would happen?

Thanks for any help,

Cannot open database requested in login 'DataSQL'. Login fails. Login failed for user 'serverASPNET'.

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Oct 1, 2007

Hello

SQL Server 2000 Enterprise Edition SP3

I have an application which uses a login with an encrypted password. Everything works well, no errors in the application.
My SQL Server errorlogs keeps recording:

Login failed for user '(null)'. Reason: Not associated with a trusted SQL Server connection.

I know this message is related to the login with the encrypted password (tracked it with Profiler)
My question: Is it normal that the error log tracks this message because the password is encrypted?

Many thanks!
Worf

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I Can't Change My Sql Login User's Password In SQL Server 2005 Express

Jan 13, 2006

SQL Server 2005 Express keeps putting in a different password than the one I chose.  I would check the properties on the login I want to change.  Then I change the password and it gets accepted.  When I try my web application, I get the dreaded "login failed for <loginname>".  I look at the properties again and see my password never change.  Is this a bug?  I ever tried this syntax to no avail:

CREATE LOGIN <loginname> WITH PASSWORD='<mypassword>' CHECK_EXPIRATION = OFF, CHECK_POLICY = OFF

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Apr 3, 2008



Hi All,

I have a sql server database user with Password must change, and I get this error when i use ODBC connection wizard,







18488


Login failed for user '%.*ls'. Reason: The password of the account must be changed.

where would the windows shows up to change it similary we do when we connect through Management studio and provide new password.

Any idea.

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Nov 22, 2006

Hi all.

M trying to create a logon form
I had something in mind but i can work it out yet

When the user wants to login into the application the value of textbox must be compared with the datafield in the sql server.
And then i want a messagebox to show up.

I created a table in sql server with 2 fields in it , User and Password.

I hope anyone could help me tnx already

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May 5, 2008



Any idea why this happened and what do i have to do to reslove it?




Code Snippet
Login failed for user 'dd_user'. Reason: The password of the account must be changed.

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Feb 4, 2008

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Thanks!
Sean

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Apr 16, 2008

Hi when i try and open a database in sql server management studio i get the error "Cannot open user default database. Login failed. Login failed for user 'DOMAINUser'. (.Net SqlClient Data Provider)", what can i do to rectify this, i have googled around and still havent found no answers.

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SqlException (0x80131904): Cannot Open User Default Database. Login Failed. Login Failed For User 'xxxASPNET'

Jun 17, 2007

Hey Microsoft: this affects development that will eventually sell a lot of seats on SharePoint Server 2007. If you guys and gals can't straighten out this mess, you can't expect custom solutions with custom web parts. So pay attention for your own good. Yes, SPS 2007 is what this is all about. I've created simpe web parts and deployed them, same VS 2005, but I need local development and debugging for more complex stuff. I'm really disappointed that you have no solution for this problem.



I've seen other posts on this, but the result seems to be the same: if you fix it, it's by accident, not by design.



1. I created a blank ASP.NET web site

2. I added a web part manager

3. I added a web part zone



I get the error described above. I have no idea why SQL Server settings are so screwed up.



I've tried all the stuff in the other posts - security settings, command line installation, etc. None of those worked.



The default template(s) don't copy anything into App_Data, nor create an empty folder. I don't know why that is. I have other web sites working just fine, but they use remote SQL databases, or local ones I created, and didn't need profile management (no forms authentication, no web parts, no web zones).



I've also started out with a local database, using SQL Authentication, later moving it to a remote server, and never had any problems. The SQL Server developer edition and Express seem to work just fine. I can also debug stored procs when the .mdf is in App_Data. So the problem isn't one of connectivity.



What would cause the default screw-up? This would seem to point from all directions to a problem with Visual Studio (2005)? The installation is defalt - perhaps some extras included (copy local), but nothing unusual. AJAX for ASP.net is installed, but not used in the above "default web site" trial. Likewise Syncfusion's tools, which work fine on other developer workstations at this same location, all of which are from the same image (purchased at the same time & imaged). That web parts work on other boxes, running all the same management tools (anti-virus, remote sys admin/sms etc.) makes none of those suspect.



I think Microsoft needs to have a clean problem solution and publish it. SP1 certainly doesn't fix it. What's worse is the stupid, lame error message. "I can't open the default database". Well, what did you try? What do you think the default is? What settings are you using? Why is there no debugging information other than the usual worthless trace information showing it's all deep within the ProviderBase and SqlClient namespace code? How is that supposed to be helpful?



If anyone has anything solid, not guesses, I'd like to know.

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Nov 4, 2003

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When I compile it and try to run it from IIS on the same machine using the same
sql server database with:
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I get the following error.
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David
 
 

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Sep 20, 2007

Hi all,
Iam getting this error
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 when trying to open the page.... 
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as
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Sep 1, 2006

I tried using Query Notification on my computer at home:
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Query Notification worked fine.

Then I tried using it at work:

* Win XP Pro with all the SPs and hotfixes

* SQL 2005 with SP1 qand hotfix

and I see the following error in the SQL server log file and notification does not get to the client app:

----------------------------------------------------------
Date 9/1/2006 10:18:30 AM
Log SQL Server (Current - 9/1/2006 10:18:00 AM)

Source spid17s

Message
An
exception occurred while enqueueing a message in the target queue.
Error: 15404, State: 19. Could not obtain information about Windows NT
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----------------------------------------------------------

A similar error shows up in the machine's Event Log.

I am
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hi,
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Feb 4, 2008


I Guys
I am trying to create an application that writes data to a SQL database (studio express).
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€śCannot open user default database. Login failed. Login failed for user€¦€?

If I siwtch off and on the computer the problem disappear till the table will be open with the database management studio express!!!!!

How can I solve this annoying problem?

Cheers

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where it originated in the code. Exception Details:
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Hi, I'm new to SQL Express 2005.
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My connection string is:
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I have now restored a backup from the old server to the new server.

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GO

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windows server 2012 sql express 2012 data source database location.

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Jan 15, 2004

Hi,

I'm sorry if this is simple, I'm no DBA but have been tasked with solving this problem...

We have a website that connects via ODBC to SQL Server (2k sp1) and at the moment I am getting back about every other time:

Microsoft OLE DB Provider for ODBC Drivers error '80004005'

[Microsoft][ODBC SQL Server Driver][SQL Server]Cannot open user default database. Login failed.

So this is NOT happening every single time. Now I have seen Microsoft KB - 307864 and I can see that none of the databases are marked as suspect, the database I am trying to connect to does exist and is attached and, I have run the command to switch the database to multi-user mode.

The probable cause of this problem is that a while ago we had a hard-drive failure and I was forced to reattach some old datafiles (mdf,ldf) as the database. This seemed ok and I can view data etc in enterprise manager no problem.

I have checked for orphaned users and the user I am logging in with from the webpage is not listed.

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