How To Fix WRF_WLAY191 - A double placement of generic materials is not possible

WRF_WLAY191 - Overview

• Message type: E = Error

• Message class: WRF_WLAY - Messages in Layout Environment in Fashion Solution

• Message number: 191

• Message text: A double placement of generic materials is not possible

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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WRF_WLAY191 - Details

• The SAP error message WRF_WLAY191 indicates that there is an issue with the placement of generic materials in the system. This error typically arises in the context of SAP's Advanced Planning and Optimization (APO) or in the Retail module when dealing with merchandise planning and allocation.
  
  Cause:
  The error message "A double placement of generic materials is not possible" usually occurs due to the following reasons:
  
  
  Generic Material Duplication: The system is trying to allocate or place a generic material (a material that is not specific to a particular variant) in a way that conflicts with existing allocations. This can happen if the same generic material is already allocated to a location or if there are conflicting allocation requests.
  
  
  
  Configuration Issues: There may be configuration settings in the system that prevent the allocation of generic materials in certain scenarios.
  
  
  Master Data Issues: There could be inconsistencies or errors in the master data related to the