How To Fix WN066 - Entries exist as "Supplying plant" and "Receiving plant" for plant &

WN066 - Overview

• Message type: E = Error

• Message class: WN - Plant master data maintenance (integrated)

• Message number: 066

• Message text: Entries exist as "Supplying plant" and "Receiving plant" for plant &

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.

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• What is the cause and solution for SAP error message WN066 - Entries exist as "Supplying plant" and "Receiving plant" for plant & ?

  The SAP error message WN066 indicates that there are existing entries in the system where a plant is both a "Supplying plant" and a "Receiving plant." This typically occurs in the context of stock transport orders (STOs) or inter-plant stock transfers, where the system is trying to process a transaction that involves transferring stock between two plants, but there is a conflict in the configuration or data.
  
  Cause:
  
  
  Configuration Issues: The plants involved may not be correctly configured in the system for stock transport orders. This can happen if the plants are set up incorrectly in the material master or if the necessary settings for inter-plant transfers are not in place.
  Data Entry Errors: There may be incorrect entries in the material master or in the stock transport order itself, leading to a situation where the same plant is being referenced as both supplying and receiving.
  Stock Transport Order Settings: The settings for stock