Solution : https://service.sap.com/sap/support/notes/760395 (SAP Service marketplace login required)
Key words :
type 'flag' description 'ignore ors-buffers' initial, level 'static attribute' visibility 'public' read-, attribute gv_no_ors_buffer include, solution implement note 762616, class /scmb/cl_df_docflow, call transaction se24, enter /scmb/cl_df_docflow, object relationship service, terms document flow, attached correction enhance
Related Notes :
986924 | Docflow objects are saved despite call of REFRESH |
778224 | Refresh for tables of Object Relationship Service is missing |
776369 | ORS: Refresh method |