System lock error: Inform system administrator

Message type: E = Error

Message class: M8 - Invoice Verification/Valuation

Message number: 128

Message text: System lock error: Inform system administrator



What causes this issue?

A system error has occurred during blocking.


System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.



How to fix this error?

Please inform your system administrator.

Error message extract from SAP system. Copyright SAP SE.