The term “Add-Migration” is not recognized

Question

I\'m using this MSDN Tutorial to run in VS2015 the command PM> Add-Migration MyFirstMigration -context BloggingContext that ran yesterday successfully but to

Answer 1

same issue...resolved by dong the following

1.) close pm manager 2.) close Visual Studio 3.) Open Visual Studio 4.) Open pm manager

seems the trick is to close PM Manager before closing VS