Categories
entity-framework entity-framework-4 sql

Error 3031 mapping fragments starting at line 439:Non-nullable column

Error 3031: Problem in mapping fragments starting at line 439:Non-nullable column D_LINK.CARTON_QTY in table D_LINK is mapped to a nullable entity property.

I have a view D_LINK with a column

CARTON_QTY(int, not null)

I dont understand where is my problem
do i have to make it null \ how?