Solution : https://service.sap.com/sap/support/notes/212579 (SAP Service marketplace login required)
Key words :
system generates error message m7111 'user <xxx> blocks material document <yyy> <zzz>', additional key words co13, stock management module mb_cancel_goods_movement, system generates, post incorrect goods movements, cited blocking error, material document, form routine post_goods_movements, internal table canc_tab, parallel processed update
Related Notes :
| 313985 | Cancel confirmation with goods mvts as of Rel. 4.6 |
| 208793 | COGI/CORUPROC/CORUAFWP:blockng problms for reversls |
| 205978 | Incorrect update to reservation item |