3018198 - Assigning Partners in Focused Build Mass Change Operations Doesn't Work

When trying to search for partners for a partner function using Mass Change Operations in Focused Build, the search loads endlessly.

When checking the browser consule, an error similar to the one below can be seen:

HTTP request failed400,Bad Request,{"error":{"code":"005056A509B11EE1B9A8FEA8DE87F78E","message":{"lang":"en","value":"Property Full_name not found in type BusinessPartner"}

Focused Build ST-OST 200 SP05
Solution Manager 720 SP10

solman, charm, focused build, mass change operations, partner function, partner, assignment, business partner, http request, businesspartner, full_name, loop, fiori, partner functions, , KBA , SV-SMG-OST-FB-CM , Change Request Management , Problem