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You can always try to do that, but it won't allow NETWORK SERVICE to connect to your data base. Right-clicking the database and selecting "close connection" fixed it." (thanks to asp.net forums) share|improve this answer edited Nov 26 '09 at 0:07 answered Nov 23 '09 at 5:43 Spongeboy 1,71321831 add Is part of a database mirror. You're first suggestion did the trick.Igave the ASPNET user full control of the DB files, restarted IIS and I'm back in business!I also was not aware of the SQL Express limitation, Source

I need to figure out how to make this work. Typically, the needed users are SERVERNAME\ASPNET or SERVERNAME\IIS_WPG, but look at the error you are getting. 5) If you have lost hair and sleep and still can't get it to work. Cancel The title field is required! 3 posts, 0 answered Jeff 124 posts Registered: 05 Aug 2007 16 May 2008 Link to this post I'm evaluating the Standard Edition and, after Login failed for user 'NT AUTHORITY\NETWORK SERVICE'......... .ldf may be incorrect. http://forums.asp.net/t/939300.aspx?Cannot+open+user+default+database

Cannot Open User Default Database. Login Failed 4064

Edit: So you are using Integrated Security, like I suspected. share|improve this answer answered Feb 10 '10 at 3:38 Sky Sanders 24.3k55683 These were all good solutions, but I found that checking the versions I had installed against what I would suggest that you use a SQL account to log in to your SQL server (rather than a Windows account) and place the credentials in the web.config file. Safely adding insecure devices to my home network Teenage daughter refusing to go to school Add comments to a python script and make it a bilingual python/C++ “program” Can I get

The help of these forums are great but all of a sudden I am now getting the same message; System.Data.SqlClient.SqlException: Cannot open user default database. Firstly My Specs: Windows Server 2008SQL Server 2005Visual Web Developer 2008 Express Edition Ok so firstly I developed an application using the ASP.net 3.5 Login controls - I did this on However, if an application is not impersonating and is using Integrated Authentication, you must grant access to the database for the ASPNET account. Cannot Open User Default Database. Login Failed. Login Failed For User 'nt Authority System' When I go back to VS and try to run the program, I get this error.

This is something you need to check that your current user account has access to the instance and can access the database in question. –Ahmed ilyas Oct 29 '14 at 15:35 You use plain database-driven Forms Auth, without any Active Directory integration, correct? Then under User Mappings, tell it to make your database the default. http://stackoverflow.com/questions/7016225/asp-net-sqlexpress-cannot-open-user-default-database-login-failed sql-server database database-connection sql-server-express database-administration share|improve this question edited Jun 10 at 19:49 David Cormack 15016 asked Dec 16 '11 at 1:21 Hand-E-Food 7,18442254 add a comment| 5 Answers 5 active

Privacy statement  © 2016 Microsoft. Cannot Open User Default Database After Restore I couldreproducethe issue by removing it from the group again. login failed 1 “Cannot open user default database” error with “User Instance=True” Related 1How do I grant access to my SQL Server Express database to a specific user with Visual Studio Typically access will be denied an active mdf, even for copying.

Cannot Open User Default Database Login Failed Visual Studio 2010

more hot questions question feed lang-sql about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation http://stackoverflow.com/questions/1817694/cannot-open-user-default-database The SQL Express database has a limitation of the simultaneous connections which would result in the received error. Cannot Open User Default Database. Login Failed 4064 Reply dahlheim None 0 Points 1 Post Re: Cannot open user default database Mar 15, 2007 07:46 AM|dahlheim|LINK OMG THANK YOU monishjain, this one was really annoying to try to solve. Linked Server Cannot Open User Default Database. Login Failed. Login failed.” after installing SQL Server Management Studio Express Related 32Cannot open database “test” requested by the login.

A developer will sometimes want to modify an .mdf file. this contact form Borders table Latex On 1941 Dec 7, could Japan have destroyed the Panama Canal instead of Pearl Harbor in a surprise attack? Your solution works for me...Thanks a gain Reply freezer27 None 0 Points 9 Posts Re: Cannot open user default database (en español) :P Jan 23, 2009 10:47 PM|freezer27|LINK No se porqué Utlimately I removed 'machinename/ASPNET 'user from database engineas well asapplication database. Cannot Open User Default Database. Login Failed Sql 2014

Within the VS I selected Tools, Connect to Database, and right click on ASPNETDB.MDF and selected "Close connection" following this I was able to rerun ASPNET configuration from VS and this Why do I never get a mention at work? share|improve this answer answered Mar 30 at 12:29 Benson Makoni 1 add a comment| Your Answer draft saved draft discarded Sign up or log in Sign up using Google Sign http://cmptp.com/cannot-open/aspnet-cannot-open-user-default-database-login-failed.html Reply rhythmluvr None 0 Points 8 Posts Re: Cannot open user default database Feb 06, 2006 09:49 PM|rhythmluvr|LINK A couple of things you might want to consider in your environment.

I create connect via design, so I just drag and drop it (datagridview, textbox to input, etc...) into my form. Sql Server Cannot Open Database Requested By The Login. The Login Failed asked 2 years ago viewed 478 times active 2 years ago Linked 6 “Cannot open user default database. I am not connected to a domain, but have the machine setup as a workgroup.

I can now disable the enabled close connection by right clicking the database.

Does a key signature go before or after a bar line? Glad point 5 helped - sorry to hear that detaching actually killed the file. Utlimately I removed 'machinename/ASPNET 'user from database engineas well asapplication database. The Database Is Not Accessible Hi, I run into the same problem.

Why put a warning sticker over the warning on this product? Rebooted workstation to restart sql and .net state services Opened previously corrupted project and was now able to access the ASP.net Web Site Administration Tool Security tab and see the new Reference: http://support.microsoft.com/kb/307864 Related Question: "Cannot open user default database. Check This Out You might needMicrosoft SQL Server Management Studio Express avalible athttp://www.microsoft.com/downloads/details.aspx?FamilyID=82afbd59-57a4-455e-a2d6-1d4c98d40f6e&DisplayLang=en --Stephen http://velcrohurts.com Reply rhythmluvr None 0 Points 8 Posts Re: Cannot open user default database Jan 09, 2006 11:04 AM|rhythmluvr|LINK

The login failed. Cannot open user default database. However, it did not work. SSEUtil is a tool written by the Visual Studio team to help troubleshoot User Instance issues, you can read more about it in the read me file that is installed with

Now the original program will no longer connect to the database. pls help! I think there is some kind of bug in SQL Express and using it under a workgroup instead of a domain, but nobody has actually figured this one out yet. What is exactly meant by a "data set"?

asked 4 years ago viewed 24902 times active 4 months ago Linked 25 User permission error when accessing “user instance” database from ASP.NET 2 sql server mdf file database attachment 1 Thankfully I had a current backup. It is possible that the database: Is in suspect mode. Assigning a unique representation to equivalent circular queues Why are password boxes always blanked out when other sensitive data isn't?

Under User Mappings, I made sure the database is ticked and that db_datareader and db_datawriter are ticked. If it is, delete it from the database (do not delete the login). Tank-Fighting Alien The nth numerator Is it acceptable to ask an unknown professor for help in a related field during his office hours? Why had Dumbledore accepted Lupin's resignation?

How is the application supposed to connect? Why does Friedberg say that the role of the determinant is less central than in former times? Under General, I have set the default database to the program's database. Is it OK, security wise to allow this setting?

The connection will be closed. Click on Add -> Advanced -> Find Now Select SQLServer2005MSSQLUsertiny_mce_markerlt;machinename>$SQLExpress Click on Ok -> Ok - >Apply Close all the windows and reboot your machine. Set the user's default database to master and try to make the program logon. Wait...