Solution : https://service.sap.com/sap/support/notes/589099 (SAP Service marketplace login required)
Key words :
call transaction 'maintain gr/ir clearing account', error message m8210 'error issuing document number, set external document number assignment, internal document number assignment, external document number assignment, external number assignment, account maintenance document, number range set, logistics invoice verification, user exit lmr1m003
Related Notes :
452127 | MIRO: Standard number assignment per company code |