SAP MM MIGO to Cancel Material Document, Error Msg - Transaction code MBST (=> use transaction ML81 / ML85) not defined.
该物料凭证是Service Entry Sheet收货后的物料凭证，SES#1001534112
[Analysis]
Service Entry Sheet cannot be reversed by MIGO cancellation, its can reverse by ML81N by Cancellation, if release strategy is applied then cancel the release strategy and then cancel the SES.
[Solution]
To reverse the accounting document, open the service entry in ML81N, then click on change button, then click on flag button, which will revoke the acceptance thus reversing the accounting document, if you require to delete the service entry, click the trash button and the service entry sheet will also be deleted.
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