The “X” property on “Y” could not be set to a 'null' value. You must set this property to a non-null value of type 'Int32'

Question

When I run my application and I click a specific button I get the error:

\"The \"X\" property on \"Y\" could not be set to a \'null\' value. You must set thi         


        

Answer 1

I verified that the entity was pointing at the correct database.

I then deleted the table from the .edmx file and added it again.

Problem solved.