How To Fix LM169 - Enter the start of the reservation period

SAP Error Message - Details

• Message type: E = Error

• Message class: LM - Treasury: Limit Management

• Message number: 169

• Message text: Enter the start of the reservation period

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message LM169 - Enter the start of the reservation period ?

  The SAP error message LM169, which states "Enter the start of the reservation period," typically occurs in the context of inventory management or materials management when a user is trying to create or modify a reservation but has not specified the required start date for the reservation period.
  Cause:
  The error is triggered when:
  
  The user attempts to create or modify a reservation without entering a start date for the reservation period.
  The system requires a defined time frame for the reservation to ensure that the materials are reserved for a specific period.
  
  Solution:
  To resolve the LM169 error, follow these steps:
  
  
  Enter the Start Date: When creating or modifying a reservation, ensure that you enter a valid start date for the reservation period. This is typically done in the relevant field in the reservation screen.
  
  
  Check Date Format: Ensure that the date is entered in the correct format as per your system's configuration (e.g., DD/MM/YYYY or MM/DD/YYYY).
  
  
  Review User Permissions: If you are unable to enter the date, check if you have the necessary permissions to create or modify reservations.
  
  
  Consult Documentation: If you are unsure about the fields required for creating a reservation, refer to the SAP documentation or help files related to the transaction you are using.
  
  
  Contact Support: If the issue persists after entering the start date, consider reaching out to your SAP support team or system administrator for further assistance.
  
  
  Related Information:
  
  Transaction Codes: The error may occur in various transaction codes related to reservations, such as MB21 (Create Reservation) or MB22 (Change Reservation).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  User Training: Ensure that users are trained on the proper procedures for creating and managing reservations in SAP to minimize errors.
  
  By following these steps, you should be able to resolve the LM169 error and successfully create or modify your reservation in SAP.