How To Fix K4031 - Source for assignment & not available

K4031 - Overview

• Message type: E = Error

• Message class: K4 - Order settlement configuration tables

• Message number: 031

• Message text: Source for assignment & not available

What causes this issue?

You want to branch to the source of the settlement assignment &v1& in
the display mode. However, you have not created a source for this
settlement assignment.

How to fix this error?

In the change mode, you can enter a source for the settlement
assignment.

Error message extract from SAP system. Copyright SAP SE.

K4031 - Details

• The SAP error message K4031 ("Source for assignment & not available") typically occurs in the context of cost accounting or internal orders when the system is unable to find a valid source for a cost assignment. This can happen in various scenarios, such as when trying to allocate costs to a cost center, internal order, or project.
  Causes:
  
  Missing Master Data: The cost center, internal order, or project may not be properly defined or may be inactive.
  Incorrect Assignment: The assignment of costs may not be valid due to incorrect configuration or missing links between master data elements.
  Period Closure: The posting period may be closed, preventing any new assignments or postings.
  Authorization Issues: The user may not have the necessary authorizations to access the required master data.
  
  Configuration Issues: There may be issues with the configuration of the controlling area or the assignment of cost elements.
  
  Solutions:
  
  Check Master Data: Verify that the cost center, internal order,