How To Fix G0126 - Hierarchy information buffer was reset for organizational units

SAP Error Message - Details

• Message type: E = Error

• Message class: G0 - Messages for SAP Consolidation

• Message number: 126

• Message text: Hierarchy information buffer was reset for organizational units

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message G0126 - Hierarchy information buffer was reset for organizational units ?

  The SAP error message G0126, which states "Hierarchy information buffer was reset for organizational units," typically occurs in the context of organizational management (OM) or when dealing with hierarchical structures in SAP. This message indicates that the system has reset the hierarchy information buffer for certain organizational units, which can affect the way data is displayed or processed in the system.
  Cause:
  
  Data Changes: The error can occur when there are changes made to the organizational structure, such as adding, deleting, or modifying organizational units.
  Buffer Issues: The hierarchy information buffer may have been reset due to inconsistencies or issues in the data being processed.
  Transaction Errors: Certain transactions that manipulate organizational data may inadvertently trigger this reset.
  System Performance: In some cases, performance issues or memory constraints can lead to the buffer being reset.
  
  Solution:
  
  Check Organizational Structure: Review the organizational structure for any recent changes that may have triggered the reset. Ensure that all organizational units are correctly defined and linked.
  Rebuild the Buffer: If the buffer has been reset, you may need to refresh or rebuild it. This can often be done by re-executing the transaction that caused the error or by using specific SAP transactions designed to refresh the hierarchy.
  Transaction Logs: Check transaction logs for any errors or warnings that occurred around the same time as the G0126 message. This can provide insight into what might have caused the reset.
  SAP Notes: Look for relevant SAP Notes or patches that address this specific error. SAP frequently releases updates that may resolve known issues.
  System Performance: If the issue is related to system performance, consider optimizing the database or increasing system resources to prevent buffer resets.
  Consult Documentation: Review SAP documentation or help files related to organizational management and hierarchy management for additional troubleshooting steps.
  
  Related Information:
  
  SAP Support: If the issue persists, consider reaching out to SAP support for assistance. They can provide more detailed diagnostics and solutions based on your specific system configuration.
  Community Forums: Engage with SAP community forums or user groups where similar issues may have been discussed. Other users may have encountered the same error and can share their solutions.
  Testing Environment: If possible, replicate the issue in a testing environment to better understand the cause and test potential solutions without affecting the production system.
  
  By following these steps, you should be able to diagnose and resolve the G0126 error in your SAP system.