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Cannot Attach The File As Database Entity Framework


more hot questions question feed lang-cs about us tour help blog chat data legal privacy policy work here advertising info mobile contact us feedback Technology Life / Arts Culture / Recreation Assigning a unique representation to equivalent circular queues How can I declare independence from the United States and start my own micro nation? All Rights Reserved. .Net Examples c# examples, csharp examples, dot net examples, .net examples, mvc examples, winform examples Home Design Patterns Tools Menu May 18, 2013 Cannot attach the file '.mdf' Everything seems to be pretty intuitive until when I am running "update-database" from the Package Manager Console. http://gpscheduler.com/cannot-attach/cannot-attach-database-file.html

asked 3 years ago viewed 44420 times active 11 months ago Visit Chat Linked 87 How to re-create database for Entity Framework? 3 EF6 migrations (LocalDb) update-database login failed 5 Cannot Azure Websites-Site Extensions ASP.NET Web API-Return 401 when using OWIN cookie ... I put this line in the Global.asax Application_Start method: AppDomain.CurrentDomain.SetData("DataDirectory", Path.Combine(AppDomain.CurrentDomain.BaseDirectory, "App_Data")); My connection string is currently set to this: http://stackoverflow.com/questions/17012839/cannot-attach-the-file-mdf-as-database

System.data.sqlclient.sqlexception: Cannot Attach The File

Angular suddenly stopped working… and it wa... Disclaimer The opinions expressed herein are my own personal opinions and do not represent my employer’s view in any way. The files get created. This is my pillow How can I trust that this is google?

Singular cohomology and birational equivalence First Skills to Learn for Mountaineering Four color theorem disproof? PM> sqllocaldb.exe stop v11.0 LocalDB instance "v11.0" stopped. Privacy statement Help us improve MSDN. An Attempt To Attach An Auto-named Database For File Once you know the server the Entity Framework is trying to reach you should try to login to the server with a management tool (like SQL Management Studio, which also works

In short the issue is that after deleting the .mdf file, the following exception is thrown when I try to access the DB using EF 5.0. I see "Checking if the context targets an existing database..." followed by an exception if the server isn't available. But then I am getting an error: Cannot attach the file D:\Projects\MvcApplication1\App_Data\aspnet-MvcApplication1-20130407085115.mdf' as database 'MvcApplication1'. Comments are closed.

The perfecrtly working project (nearly) always creates the database (indluding the files) automatically. Attachdbfilename I tried renaming the dbcontext class and now it works. share|improve this answer answered Nov 24 '13 at 16:05 Davide Icardi 5,75633045 5 Removing the "Initial Catalog" portion from the connection string resolved this issue for me. –Tim Friesen Nov It can be any command, read, write, update.

Cannot Attach The File Defaultconnection Mdf As Database Defaultconnection

Comic Book Reader My Windows Phone apps TFS Monitor Search in this blog Blog Archive ► 2016 (192) ► November (3) ► October (21) ► September (17) ► August (22) ► I'm an EPiServer MVP, Microsoft Certified Solutions Developer, and inRiver Certified Developer. System.data.sqlclient.sqlexception: Cannot Attach The File It did not have the new tables or new data, but no "cannot attach" error. Cannot Attach File As Database Because This Database Name Is Already Attached With File Is this a bug???

I actually tried to look after it in one of the studios (integrated in VS and external). check my blog Of course, having everything explicitly configured isn’t always clearer or easier to troubleshoot, but here are some common problems I’ve observed with EF 4.1 – EF 5.0, and some steps you How can I prove its value? Technology, Photography, Family, Food, and Convictions Sunday, April 7, 2013 Properly Deleting Database for Database-Migration I am working on a simple brand new project with ASP.NET MVC anddecided to try EF Error Number:1832,state:1,class:14

You’ll find this factory in your config file if you install the EF SQL Compact NuGet package. LocalDb is the new SQL Express with some notable differences from SQL Express 2008. If the problem is making a connection to a server instance that doesn’t exist, you can always explicitly configure a connection string for an existing instance of SQL Server. http://gpscheduler.com/cannot-attach/cannot-attach-the-file-as-database-mvc-4.html Now whenever I try to run the application I get the following error (the title of this thread).

Where Are We? |datadirectory| Expand (localdb)\MSSQLLocalDB(SQL Server 12.x.xxxxx - xxxxx\xxxx) Expand Database Please remove existed same name database Click right button and then delete Go back to your Package Manage Console Update-Database share|improve this answer Finally, if you do not pass any hints to the DbContext constructor, it will also look for a connection string with the same name as your class (DepartmentDb) in the config

ALso, see romiller.com/2013/05/17/… –RickAndMSFT Jul 1 '13 at 21:07 add a comment| up vote 0 down vote I could fix it by renaming DataBase name in my connection String, from the

share|improve this answer answered Jun 9 '13 at 18:42 STLDeveloper 2,5751124 4 Sorry for the dumb question but how do I recreate the database? –John Mayer Jun 9 '13 at EDIT: That was not true. What do we call initial text of terminal What is the total sum of the cardinalities of all subsets of a set? Cannot Open Database Requested By The Login. The Login Failed. Login Failed For User You can post this on SQL Server forum or submit this problem to Microsoft Connect: http://connect.microsoft.com/SQLServer Best Regards,Alexander Sun [MSFT] MSDN Community Support | Feedback to us Marked as answer by

Why put a warning sticker over the warning on this product? Browse other questions tagged sql-server asp.net-mvc visual-studio-2012 entity-framework-5 localdb or ask your own question. Sometimes it fixes it to delete the DB. have a peek at these guys SpecFlow Assist Helpers SpecFlow: Visual Studio does not recognize steps i...

Aha! Thanks this saved me much frustration. It helped me diagnose some issues I was having running LocalDB on a full IIS instance. FULL VERSION: Then, since I want to recreate my database, I delete my database (mdf file) from my App_Data folder under Solution Explorer and then run "update-database".

sql-server asp.net-mvc visual-studio-2012 entity-framework-5 localdb share|improve this question edited Nov 15 '15 at 15:37 Md. I almost resort to think that "Code-First" is a lie - that I simply have to add the new tables manually in the SQL table designer, etc.