I implemented ASP.NET Identity and it automatically created ASPNETDB.MDF and aspnetdb_log.ldf in my App_Data folder. I already have the AspNet tables (i.e., AspNetRoles, Asp
I don't know if you've figured this out or not but one of the things you can try is: in web.config, connections section, add and then
Apparently if you don't change/remove the LocalSqlServe will still try to connect to the aspnetdb.mdf.
You might also think about adding back in the LocalSqlServer and having it point to your SqlExpress or SqlServer.