How To Fix FKKBIX2160 - Quantity and unit of measure are not modifiable in all selected items

FKKBIX2160 - Overview

• Message type: E = Error

• Message class: FKKBIX2 - Billing in Contract Accounts Receivable and Payable

• Message number: 160

• Message text: Quantity and unit of measure are not modifiable in all selected items

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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FKKBIX2160 - Details

• The SAP error message FKKBIX2160, which states "Quantity and unit of measure are not modifiable in all selected items," typically occurs in the context of financial transactions, particularly when dealing with invoice processing or adjustments in the SAP system. This error indicates that the system has restrictions on modifying the quantity and unit of measure for the selected items in a transaction.
  
  Cause:
  
  Document Status: The document may be in a status that does not allow modifications. For example, if the document has already been posted or if it is in a closed status, changes to quantity and unit of measure may be restricted.
  Item Type: Certain item types in the document may not allow changes to quantity or unit of measure. For example, items that are linked to a purchase order or contract may have restrictions.
  Configuration Settings: The system configuration may have been set up to prevent changes to these fields after