account assignment locked

2196298 - Account assignments disabled for customer/vendors

You expect, at time of posting, some Account Assignment (Profit Center, Cost center, WBS element…,or "ZZ*" Customer Field ), to be ready for input at some customer or vendor line item, because:

You enabled the Field Status Group linked to the relevant G/L reconciliation account to allow certain Account Assignment (SAP Standard Account Assignments from structure COBL, or Customer-Defined Account Assignments added to include CI_COBL by means of transaction OXK3) posting in customizing.
You also customized the relevant posting key for the same.

However, such an Account Assignment (Standard, or Customer Field) is not visible.

Customer or Vendors Recon. accounts line items cannot receive account assignment fields at posting, SAPMF05A 0301, SAPMF05A 0302, Package GKNT, GKNTCORE, , FS03, OBY6, OB41, OB41, OB14, OBD3, OBD4, T004F , MF05AO00_DYNPRO_MODIFIZIEREN, SAP Standard Account Assignments: COBL-AFPOS Item Number, COBL-ANBWA Transactn Type, COBL-ANLN1 Asset, COBL-ANLN2 Sub-number, COBL-AUFNR Order, COBL-BEMOT Accounting Indicator, COBL-BUKRS Company Code, COBL-BWTAR Valuation Type, COBL-BZDAT Reference Date, COBL-CONDI CondKey, COBL-CRPCAL CRP Calculation, COBL-EGRUP Equity Group, COBL-ERLKZ Set to 'Done', COBL-FIKRS FM Area, COBL-FIPEX Commitment Item, COBL-FIPOS Commitment Item, COBL-FISTL Funds Center, COBL-FKBER Functional Area, COBL-GEBER Fund, COBL-GRANT_NBR Grant, COBL-GSBER Business Area, COBL-IMKEY Real Estate Key, COBL-KBLNR Earmarked Funds, COBL-KBLPOS Document item, COBL-KDAUF Sales Order, COBL-KDEIN Sales Order Schedul, COBL-KDPOS Sales Order COBL-KOKRS Controlling Area, COBL-KONTT Acct Assignment Cat, COBL-KOSTL Cost Center, COBL-KSTRG Cost Object, COBL-LSTAR Activity Type, COBL-MATNR Material, COBL-MAT_KDAUF Sales Order, COBL-MAT_KDPOS Sales Order Item, COBL-MAT_POSID WBS Element, COBL-MAT_PSPNR WBS Element, COBL-MEASURE Funded Program, COBL-NPLNR Network, COBL-PAOBJNR Profitab. Segmt No., COBL-PARGB BusPart.BusArea, COBL-PERNR Personnel Number, COBL-PFKBER Partner Func. Area, COBL-PPRCTR Partner Profit Ctr,COBL-PRCTR Profit Center,COBL-PRODPER Production Date,COBL-PRZNR Business Process,COBL-PSEGMENT Partner Segment,COBL-PS_POSID WBS Element,COBL-PS_PSP_PNR WBS Element,COBL-RECID Recovery Indicator,COBL-RMVCT Transaction Type,COBL-SAKNR G/L Account,COBL-SEGMENT Segment,COBL-VBUND Trading Partner,COBL-VNAME Joint Venture,COBL-VORNR Operation/Activity,COBL-VPTNR Partner,COBL-WERKS Plant, FB01, F-22, F-27, F-26, F-43, F-41, FB10. , KBA , FI-AP-AP-A , Posting/Clearing/Special General Ledger , FI-AR-AR-A , Posting/Clearing/Special General Ledger , AC-INT , Accounting Interface , Problem