How To Fix LATP031 - Requirements type &1 has no requirements class; ATP check not possible

SAP Error Message - Details

• Message type: E = Error

• Message class: LATP - Messages for Package LATP

• Message number: 031

• Message text: Requirements type &1 has no requirements class; ATP check not possible

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message LATP031 - Requirements type &1 has no requirements class; ATP check not possible ?

  The SAP error message LATP031 indicates that the system is unable to perform an Available-to-Promise (ATP) check because the requirements type specified does not have an associated requirements class. This can occur in scenarios where the ATP check is being executed for sales orders, production orders, or other demand-related processes.
  Cause:
  The primary cause of this error is that the requirements type defined in the system does not have a corresponding requirements class assigned to it. The requirements class is essential for the ATP check as it determines how the system should handle the requirements for that particular type of demand.
  Solution:
  To resolve the error LATP031, you can follow these steps:
  
  
  Check Requirements Type Configuration:
  
  Go to the transaction code SPRO (SAP Reference IMG).
  Navigate to Logistics Execution > Shipping > Basic Shipping Functions > Availability Check > Define Requirements Types.
  Find the requirements type mentioned in the error message (indicated by &1).
  Ensure that a requirements class is assigned to this requirements type.
  
  
  
  Assign Requirements Class:
  
  If the requirements class is missing, you need to assign a valid requirements class to the requirements type.
  You can create a new requirements class if necessary, or use an existing one that fits your business needs.
  
  
  
  Check Customizing Settings:
  
  Ensure that the customizing settings for ATP checks are correctly configured. This includes checking the settings for the relevant sales document types, delivery types, and other related configurations.
  
  
  
  Test the ATP Check:
  
  After making the necessary changes, perform a test ATP check to ensure that the error no longer occurs.
  
  
  
  Consult Documentation:
  
  If you are unsure about the requirements class or how to configure it, refer to SAP documentation or consult with your SAP functional consultant for guidance.
  
  
  
  Related Information:
  
  ATP Check Process: The ATP check is a critical process in SAP that determines the availability of materials based on stock levels, planned receipts, and other factors.
  Requirements Class: This is a classification that defines how the system should process different types of requirements, including how they are prioritized and how they interact with stock levels.
  Transaction Codes: Familiarize yourself with relevant transaction codes such as MD04 (Stock/Requirements List) and CO09 (Availability Overview) for monitoring stock and requirements.
  
  By following these steps, you should be able to resolve the LATP031 error and ensure that the ATP check can be performed successfully.