How To Fix R8364 - Extract structure is missing for hierarchy segment '&1'

SAP Error Message - Details

• Message type: E = Error

• Message class: R8 - Messages from the meta data generation

• Message number: 364

• Message text: Extract structure is missing for hierarchy segment '&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.

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 R8364 - Extract structure is missing for hierarchy segment '&1' ?

  The SAP error message R8364, which states "Extract structure is missing for hierarchy segment '&1'," typically occurs in the context of data extraction processes, particularly when working with SAP BW (Business Warehouse) or SAP BI (Business Intelligence). This error indicates that the system is unable to find the necessary extract structure for a specific hierarchy segment during data extraction.
  Cause:
  
  Missing Extract Structure: The primary cause of this error is that the extract structure required for the specified hierarchy segment is not defined or is missing in the system.
  Incorrect Configuration: There may be an issue with the configuration of the InfoObject or the hierarchy itself, leading to the absence of the expected extract structure.
  Transport Issues: If the system has recently undergone a transport of changes, the extract structure may not have been included or properly activated in the target system.
  Data Source Issues: The data source from which the data is being extracted may not be correctly set up to handle the hierarchy segment.
  
  Solution:
  
  Check Extract Structure: Verify that the extract structure for the specified hierarchy segment exists in the system. You can do this by navigating to the relevant InfoObject in the SAP BW modeling tools.
  Create or Activate Extract Structure: If the extract structure is missing, you may need to create it or activate it. This can typically be done in the Data Warehousing Workbench (transaction RSA1) under the InfoObject maintenance.
  Review Hierarchy Configuration: Ensure that the hierarchy is correctly configured and that all necessary settings are in place. Check the hierarchy settings in the InfoObject maintenance.
  Transport Check: If the issue arose after a transport, ensure that all necessary objects, including the extract structure, were included in the transport request and that they have been properly activated in the target system.
  Data Source Configuration: Review the data source configuration to ensure it is set up to handle the hierarchy segment correctly. This may involve checking the settings in the DataSource maintenance (transaction RSA1).
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as RSA1 (Data Warehousing Workbench), RSO2 (DataSource Maintenance), and RSD1 (InfoObject Maintenance).
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional guidance on handling extract structures and hierarchies.
  Documentation: Review SAP documentation related to BW/BI data extraction and hierarchy management for best practices and troubleshooting steps.
  
  If the issue persists after following these steps, consider reaching out to your SAP support team or consulting with an SAP BW expert for further assistance.