How To Fix SAPLWSAO018 - Supplier is determined by the system

SAPLWSAO018 - Overview

• Message type: E = Error

• Message class: SAPLWSAO - Messages for SAP Retail Store Store Order

• Message number: 018

• Message text: Supplier is determined by the system

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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SAPLWSAO018 - Details

• The SAP error message "SAPLWSAO018 Supplier is determined by the system" typically occurs in the context of purchasing or procurement processes within SAP. This message indicates that the system has automatically determined a supplier for a particular transaction, and it may not align with the user's expectations or requirements.
  
  Cause:
  
  Automatic Supplier Determination: The system uses predefined criteria (like material, plant, or purchasing group) to automatically select a supplier based on the configuration in the system.
  Master Data Configuration: The supplier master data or material master data may be set up in a way that leads to automatic supplier selection.
  Business Rules: There may be business rules or conditions defined in the system that dictate how suppliers are selected, which could override manual input.
  
  
  Solution:
  
  
  Review Supplier Determination Settings:
  
  Check the configuration settings for automatic supplier determination in the purchasing module. This can be found in the customizing settings under Materials Management (MM) > Purchasing > Supplier