How To Fix CO506 - You can no longer select new master data

CO506 - Overview

• Message type: E = Error

• Message class: CO - PPC order processing messages

• Message number: 506

• Message text: You can no longer select new master data

What causes this issue?

You cannot select a new routing / bill of material, due to one of the
following reasons:
Components have already been issued for the order.
Confirmations have already been entered for the order.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CO506 - You can no longer select new master data ?

  The SAP error message CO506 ("You can no longer select new master data") typically occurs in the context of controlling (CO) when you are trying to create or modify master data (like cost centers, internal orders, etc.) that is no longer available for selection due to certain restrictions or settings in the system.
  Causes:
  
  Master Data Locking: The master data you are trying to access may be locked or archived, preventing any new selections or modifications.
  Period Closing: The period for which you are trying to create or modify master data may have been closed. In SAP, once a period is closed, you cannot make changes to master data related to that period.
  Authorization Issues: You may not have the necessary authorizations to create or modify the master data.
  Configuration Settings: Certain configuration settings in the controlling module may restrict the selection of new master data.
  
  Solutions:
  
  Check Period Status: Verify if the period you are working