How To Fix FMPP1008 - This payment block is not set to unchangeable

FMPP1008 - Overview

• Message type: E = Error

• Message class: FMPP1 - Partial Payment by Fund: Messages

• Message number: 008

• Message text: This payment block is not set to unchangeable

What causes this issue?

The flag of field XNCHG (unchangable flag) for the chosen payment block
in table T008 must be set for the partial payment process.

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?

Set the flag <DS:SIMG.SIMG_CFORFBOB27ZAFR>here</>.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message FMPP1008 - This payment block is not set to unchangeable ?

  The SAP error message FMPP1008 indicates that a payment block is not set to unchangeable, which typically means that there is an issue with the payment block settings for a vendor or invoice. This error can occur in various scenarios, such as during the processing of payments or when trying to change payment details.
  
  Cause:
  
  Payment Block Configuration: The payment block may not be configured correctly in the vendor master data or invoice.
  Document Status: The document may be in a status that does not allow changes to the payment block.
  User Authorizations: The user may not have the necessary authorizations to change the payment block settings.
  System Settings: There may be system settings or configurations that prevent the payment block from being changed.
  
  
  Solution:
  
  
  Check Vendor Master Data:
  
  Go to the vendor master data (transaction code XK03 or MK03) and check the payment block settings. Ensure that the payment block is set correctly.
  
  
  
  Review Invoice Document:
  
  If the error