How To Fix 06688 - Material group hierarchy & does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: 06 -

• Message number: 688

• Message text: Material group hierarchy & does not exist

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 06688 - Material group hierarchy & does not exist ?

  The SAP error message "06688 Material group hierarchy & does not exist" typically indicates that the system is unable to find a specified material group hierarchy in the database. This can occur in various scenarios, such as when creating or modifying materials, or when trying to access reports or transactions that rely on material group hierarchies.
  
  Cause:
  
  Missing Hierarchy: The specified material group hierarchy has not been created in the system.
  Incorrect Configuration: The hierarchy might have been incorrectly configured or deleted.
  Authorization Issues: The user may not have the necessary authorizations to access the material group hierarchy.
  Data Inconsistency: There may be inconsistencies in the data, such as missing entries in related tables.
  
  
  Solution:
  
  
  Check Hierarchy Existence:
  
  Go to the transaction code OMH1 (or similar, depending on your SAP version) to check if the material group hierarchy exists.
  If it does not exist, you will need to create it.
  
  
  
  Create Material Group Hierarchy:
  
  If the hierarchy is missing, you can