How To Fix M8866 - Choose a valid LIFO method

SAP Error Message - Details

• Message type: E = Error

• Message class: M8 - Invoice Verification/Valuation

• Message number: 866

• Message text: Choose a valid LIFO method

What causes this issue?

You have entered a version which is not defined in Customizing and to
which no method is assigned either. The method entered is therefore
definitive for the procedure.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

In general, there is no need to do anything. If you want the version
entered to always reference the method entered, you can create a link
for this in Customizing.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message M8866 - Choose a valid LIFO method ?

  The SAP error message M8866, which states "Choose a valid LIFO method," typically occurs in the context of inventory management and valuation methods. LIFO stands for "Last In, First Out," and it is one of the methods used to value inventory. This error indicates that the system is expecting a valid LIFO method to be specified, but it has not been provided or is incorrect.
  
  Cause:
  
  Missing Configuration: The LIFO method may not be properly configured in the system.
  Invalid Method: The method specified may not be recognized as a valid LIFO method by the system.
  Master Data Issues: The material master data may not have the correct settings for LIFO valuation.
  Transaction Context: The transaction you are trying to execute may not support LIFO valuation or may require specific settings that are not met.
  
  
  Solution:
  
  
  Check Configuration:
  
  Go to the configuration settings in SAP (Transaction SPRO).
  Navigate to the relevant path for inventory management and check the settings