How To Fix COM_DIFF_KEY022 - Key type & must be in the customer namespace

COM_DIFF_KEY022 - Overview

• Message type: E = Error

• Message class: COM_DIFF_KEY - Messages for Differentiation Key

• Message number: 022

• Message text: Key type & must be in the customer namespace

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 COM_DIFF_KEY022 - Key type & must be in the customer namespace ?

  The SAP error message COM_DIFF_KEY022 indicates that there is an issue with the key type being used in a certain context, specifically that it must be in the customer namespace. This error typically arises in scenarios involving configuration or customization in SAP, particularly when dealing with keys for various objects like customer master data, material master data, or other custom developments.
  
  Cause:
  The error occurs when:
  
  A key type that is not defined in the customer namespace is being used. In SAP, the customer namespace is typically reserved for custom developments and configurations, while standard SAP objects use the standard namespace.
  The system is expecting a key that adheres to the naming conventions of the customer namespace, but the provided key does not meet these criteria.
  
  
  Solution:
  To resolve the COM_DIFF_KEY022 error, you can take the following steps:
  
  
  Check Key Type: Verify the key type you are trying to use. Ensure that it is defined in the