How To Fix WR179 - Material group &1 does not exist

SAP Error Message - Details

• Message type: E = Error

• Message class: WR - Messages for Revaluation at Retail

• Message number: 179

• Message text: Material group &1 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 WR179 - Material group &1 does not exist ?

  SAP Error Message:
  
  WR179 - Material group &1 does not exist
  
  Cause:
  This error occurs when you try to assign or use a material group that is not defined in the SAP system. The system checks the material group entered against the existing material group master data, and if it cannot find the specified material group, it throws this error.
  Material groups are used to classify materials for reporting, pricing, and other business processes. If the material group code you entered does not exist in the system, SAP cannot proceed.
  
  Solution:
  
  
  Check the Material Group Code:
  
  Verify that the material group code you entered is correct and does not contain any typos.
  Material group codes are case-sensitive in some SAP systems, so ensure the correct case is used.
  
  
  
  Create the Material Group:
  
  If the material group does not exist, you need to create it.
  Use transaction code OMS9 to maintain material groups.
  
  Path: Logistics ? Materials Management ? Material Master ? Basic Settings ? Material Groups ? Define Material Groups
  
  
  Enter the new material group code and description, then save.
  
  
  
  Check Authorization:
  
  Ensure you have the necessary authorization to view or create material groups.
  
  
  
  Check Customizing Settings:
  
  Sometimes, the material group might be restricted or linked to certain plants or company codes.
  Verify the customizing settings if applicable.
  
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  OMS9 – Define Material Groups
  MM01/MM02 – Create/Change Material Master (where material group is assigned)
  
  
  
  Tables:
  
  T023 – Material Groups (Material Group Master Data)
  
  
  
  Notes:
  
  Material groups are important for classification and reporting.
  Always ensure material groups are defined before assigning them to materials.
  If you are migrating data or uploading materials, ensure the material groups exist in the target system.
  
  
  
  
  Summary:
  
  Error WR179 means the material group you entered does not exist in SAP.
  Verify the material group code.
  Create the material group in OMS9 if it does not exist.
  Check authorizations and customizing if the problem persists.
  
  
  If you need further assistance, please provide the context in which the error occurs (e.g., during material creation, sales order, etc.).