Solution : https://service.sap.com/sap/support/notes/970480 (SAP Service marketplace login required)
Key words :
short text field 'error changing, sy-subrc system field, order document management, order document managementclass, start transaction se91, enter '/scmb/odm_cx_udp_db', system generates, /scmb/cl_odm_updmethod, database index, update_table reason
Related Notes :
| 1353626 | Order document management: Creating additional indexes |