& is not a valid quantity adjustment type, please use DELIVERY or RECEIPT

What causes this issue?

& is not a valid entry for the LIA quantity adjustment type.

System Response

Error.

How to fix this error?

Please use DELIVERY or RECEIPT instead.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.