There is already an object named 'AspNetRoles' in the database

Question

Some time ago, I created a ASP.NET MVC 5 website with the Identity 1.0 version, and i created the Identity tables with this project. Now i have to make other website using t

Answer 1

In the "appsettings.json" file change the name of database

"ConnectionStrings": {
    "DefaultConnection": "Server=DESKTOP-S0S1I;Database=New_name_here;Trusted_Connection=True;"

and then

add-migration 
update-database

It works.