How To Fix OM066 - First valuation type

OM066 - Overview

• Message type: E = Error

• Message class: OM - Customizing Materialwirtschaft

• Message number: 066

• Message text: First valuation type

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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Smart SAP Assistant

• What is the cause and solution for SAP error message OM066 - First valuation type ?

  The SAP error message OM066, which states "First valuation type," typically occurs in the context of inventory management or material valuation in SAP. This error is related to the configuration of valuation types in the system, particularly when dealing with materials that have multiple valuation types.
  
  Cause:
  The error OM066 usually arises due to one of the following reasons:
  
  Missing Valuation Type: The system expects a valuation type to be specified for a material, but it is not found in the configuration.
  Incorrect Configuration: The valuation types may not be properly configured in the system, or the material master data may not be set up correctly.
  Material Master Data Issues: The material master record may not have the necessary valuation type assigned, or it may be incomplete.
  
  
  Solution:
  To resolve the OM066 error, you can follow these steps:
  
  
  Check Material Master Data:
  
  Go to the material master record (transaction code MM03).
  Verify that the valuation type is correctly assigned under