edmx updates from the wrong database

Question

i have 2 databases old and new they have the same structure.

in the edmx file i updated by mistake the

update model from database

to the wrong database and now i dont know how to change to the new database -i remember that i had a windows where i inserted the database name and afterwards it gave me this window as in the image - now i have this image right away and no window that asks me what database i need

Answer 1

Remove the connection string from the app.config and re-run the Update from Database assistant. It'll show that window again.