Not able to fetch system.owner

Hi, I am trying to folllow the learning path and i am stuck on step 5  where I am not able to fetch the system.owner(System.owner/Expenses.TeamMember/Administration.Account.FullName) in an expression. Have attached the screenshot below. Getting the below error
1 answers

You need to go to the entity, on the top right of the entity check the “ store ‘owner’ “ from the system members on the top right