Failed to generate a user instance of SQL Server due to failure in retrieving the user's local application data path

Question

net project in vs2010 i have a db and table inside the app_data folder, i have created a deployment package and have imported the package into an iis server that is installe

Answer 1

Remove the User Instance=True. You don't need RANU instances. Next, make sure the SQL Server Express service account had the proper needed rights on your app_data:

cacls  /E /T /G SQLServerMSSQLUser$$SQLEXPRESS:F