3317474 - Error: Head of Department is not a valid worker

An error pops up when trying to change Head of Department in Manage Data<department, saying Head of Department is not a valid worker. However, this user is active in both EC and EP now.

 SAP SuccessFactors Employee Central

• MDF Foundation Objects

The user's originalStartDate is later than the department new record's effective date.

originalStartDate field is used to store the date of the first hire in the organization, it is a system standard identifier that should not be used for custom purpose.  

Please modify the originalStartDate to be the same as first Hire Date.

user type, business unit, division, MDF, originalStartDate, standard identifier , KBA , LOD-SF-EC-FOO , Foundation Objects (Organisation, Pay and Job Structures) , How To