How To Fix K-206 - Assignment of external no. to internal admin. no. cannot be changed

K-206 - Overview

• Message type: E = Error

• Message class: K- -

• Message number: 206

• Message text: Assignment of external no. to internal admin. no. cannot be changed

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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Smart SAP Assistant

• What is the cause and solution for SAP error message K-206 - Assignment of external no. to internal admin. no. cannot be changed ?

  The SAP error message K-206, which states "Assignment of external no. to internal admin. no. cannot be changed," typically occurs in the context of controlling (CO) or financial accounting (FI) when there is an attempt to change the assignment of an external number (like a vendor or customer number) to an internal administrative number (like a cost center or internal order).
  
  Cause:
  The error is usually caused by one of the following reasons:
  
  Data Integrity: The system is designed to maintain data integrity, and changing the assignment of external numbers to internal numbers can lead to inconsistencies in financial reporting and data management.
  Configuration Settings: The configuration settings in the SAP system may restrict changes to certain assignments to prevent accidental data corruption.
  Transaction Type Restrictions: Certain transaction types may not allow changes to the assignment once they have been established.
  
  
  Solution:
  To resolve this error, consider the following steps:
  
  
  Review the Assignment: Check the current assignment of