How To Fix LT120 - Always specify the requirement type for dynamic bins

SAP Error Message - Details

• Message type: E = Error

• Message class: LT - LE-WM: View or Table Maintenance Error Messages

• Message number: 120

• Message text: Always specify the requirement type for dynamic bins

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• What is the cause and solution for SAP error message LT120 - Always specify the requirement type for dynamic bins ?

  The SAP error message LT120, which states "Always specify the requirement type for dynamic bins," typically occurs in the context of warehouse management and inventory handling in SAP. This error is related to the use of dynamic bins in the warehouse management system (WMS) where the system requires a specific requirement type to be defined for the operation being performed.
  Cause:
  The error arises when:
  
  Dynamic Bins: You are trying to perform a warehouse task or transfer order that involves dynamic bins, but the system does not have a requirement type specified.
  Configuration Issues: The configuration for the warehouse or the specific movement type may not be set up correctly to handle dynamic bins.
  Missing Data: The necessary data for the requirement type is missing or not properly maintained in the system.
  
  Solution:
  To resolve the LT120 error, you can take the following steps:
  
  
  Specify Requirement Type:
  
  Ensure that you specify a requirement type when creating or processing warehouse tasks or transfer orders that involve dynamic bins. This can usually be done in the transaction where you are processing the movement.
  
  
  
  Check Configuration:
  
  Go to the configuration settings for your warehouse management system. You can check the following:
  
  Warehouse Management Settings: Ensure that the dynamic bins are properly configured in the warehouse management settings.
  Movement Types: Verify that the movement types associated with the warehouse tasks or transfer orders are correctly set up to handle dynamic bins.
  
  
  
  
  
  Maintain Master Data:
  
  Ensure that all relevant master data (like material master, storage type, etc.) is correctly maintained and that the requirement types are defined for the materials being processed.
  
  
  
  Consult Documentation:
  
  Review SAP documentation or help files related to warehouse management and dynamic bins for any additional configuration steps or requirements.
  
  
  
  Testing:
  
  After making the necessary changes, perform a test transaction to ensure that the error does not occur again.
  
  
  
  Related Information:
  
  Dynamic Bins: These are bins that do not have a fixed location for storage and can change based on the inventory levels and requirements. They are often used in high-volume warehouses to optimize space and improve efficiency.
  Requirement Types: These are used in SAP to define how inventory should be managed and moved within the warehouse. They can include various parameters that dictate the behavior of the system during inventory transactions.
  SAP Transactions: Familiarize yourself with relevant SAP transactions such as LT01 (Create Transfer Order), LT10 (Create Transfer Order from Stock), and others that may involve dynamic bins.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a consultant who specializes in SAP Warehouse Management for further assistance.