How To Fix CP541 - Only enter a sequence key with object category O or U

CP541 - Overview

• Message type: E = Error

• Message class: CP - Task list messages: Core data

• Message number: 541

• Message text: Only enter a sequence key with object category O or U

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message CP541 - Only enter a sequence key with object category O or U ?

  The SAP error message CP541 ("Only enter a sequence key with object category O or U") typically occurs in the context of SAP's Controlling (CO) module, particularly when dealing with internal orders or other controlling objects. This error indicates that the system expects a specific type of sequence key based on the object category being used.
  
  Cause:
  The error arises when a user attempts to enter a sequence key that is not compatible with the object category of the controlling object being processed. The object categories "O" (for internal orders) and "U" (for project-related costs) are the only categories that allow for the entry of sequence keys. If the object category is something else (like "C" for cost centers or "P" for profit centers), the system will reject the entry of a sequence key.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Object Category: Verify the object category of the controlling