How To Fix COM_HIERARCHY801 - Internal error: Hierarchy &1 was not written to the buffer

SAP Error Message - Details

• Message type: E = Error

• Message class: COM_HIERARCHY - Hierarchy

• Message number: 801

• Message text: Internal error: Hierarchy &1 was not written to the buffer

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 COM_HIERARCHY801 - Internal error: Hierarchy &1 was not written to the buffer ?

  The SAP error message COM_HIERARCHY801 indicates an internal error related to the hierarchy not being written to the buffer. This error typically occurs in the context of SAP's Controlling (CO) module, particularly when dealing with hierarchies in Profit Center Accounting or Cost Center Accounting.
  
  Cause:
  The error can be caused by several factors, including:
  
  Data Inconsistency: There may be inconsistencies in the hierarchy data that prevent it from being processed correctly.
  Buffer Issues: The internal buffer that stores hierarchy data may be corrupted or not properly initialized.
  Authorization Issues: The user may not have the necessary authorizations to access or modify the hierarchy.
  System Bugs: There could be a bug in the SAP system or a specific transaction that leads to this error.
  
  Configuration Issues: Incorrect configuration settings in the hierarchy setup can also lead to this error.
  
  
  Solution:
  To resolve the COM_HIERARCHY801 error, you can try the following steps:
  
  
  Check Hierarchy Data:
  
  Verify the integrity of the hierarchy data. Ensure