Entity Framework constraint sorunu

Error Number:5074,State:1,Class:16
The object 'DF__Like__Id__78D3EB5B' is dependent on column 'Id'.
ALTER TABLE ALTER COLUMN Id failed because one or more objects access this column.

Try this:

Remove the constraint DF_Movies_Rating__48CFD27E before changing your field type.

The constraint has created automatically by DBMS (Sql Server).

To show your constraint in your table show this:

in this tree you have constraints of your table. You must remove it before change your field type.