Solution : https://service.sap.com/sap/support/notes/711388 (SAP Service marketplace login required)
Key words : 
dump getwa_not_assigned occurs, terms field symbol, attached advance correction, load orders, crm server, program lcrm_download_btmbdoc_mapf33, form fill_vtm_schedlin, assigned reason, program error, solution implement
Related Notes : 
       
| 712931 | Dump TABLE_INVALID_INDEX in LCRM_DOWNLOAD_BTMBDOC_MAPF33 | 
| 709921 | CRM 4.0 SP Stack 4/2004 (SAPKU40005): Release & Info. Note |