How To Fix >A101 - Class &2 not registered for archive handle &1

SAP Error Message - Details

• Message type: E = Error

• Message class: >A -

• Message number: 101

• Message text: Class &2 not registered for archive handle &1

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message >A101 - Class &2 not registered for archive handle &1 ?

  The SAP error message "A101 Class &2 not registered for archive handle &1" typically occurs in the context of SAP Archive Development Kit (ADK) when there is an issue with the archiving object or the configuration of the archiving classes. Here’s a breakdown of the cause, potential solutions, and related information:
  Cause:
  
  Unregistered Class: The error indicates that the archiving class (specified as &2) is not registered for the specified archive handle (specified as &1). This can happen if the class has not been properly defined or registered in the system.
  Configuration Issues: There may be issues with the configuration of the archiving object or the archiving class in the SAP system.
  Missing Customization: If the archiving object is a custom one, it may not have been fully configured or activated.
  
  Solution:
  
  
  Check Archiving Class Registration:
  
  Go to transaction code SARA (Archive Administration).
  Select the relevant archiving object and check the configuration for the archiving classes.
  Ensure that the class is properly registered and that all necessary settings are in place.
  
  
  
  Register the Class:
  
  If the class is not registered, you may need to register it. This can typically be done in the customizing settings for the archiving object.
  Use transaction code SARA, select the archiving object, and navigate to the settings for archiving classes to register the missing class.
  
  
  
  Check Custom Development:
  
  If the archiving object is custom-developed, ensure that all necessary development steps have been completed, including the registration of the archiving class in the relevant customizing settings.
  
  
  
  Consult Documentation:
  
  Review the SAP documentation for the specific archiving object to ensure that all steps have been followed correctly.
  
  
  
  Transport Requests:
  
  If changes were made in a development environment, ensure that they have been transported to the production environment correctly.
  
  
  
  Check for Notes:
  
  Look for any SAP Notes related to the specific archiving object or the error message. There may be known issues or patches available.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  SARA: Archive Administration
  SARI: Archive Information System
  SADK: Archive Development Kit
  
  
  SAP Notes: Search the SAP Support Portal for notes related to archiving issues or the specific error message.
  Documentation: Review the SAP Help Portal for detailed information on archiving objects and the Archive Development Kit.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP Basis or development team for further investigation.