How To Fix LM174 - End of reservation period is before start of reservation period

SAP Error Message - Details

• Message type: E = Error

• Message class: LM - Treasury: Limit Management

• Message number: 174

• Message text: End of reservation period is before start of reservation period

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message LM174 - End of reservation period is before start of reservation period ?

  The SAP error message LM174, which states "End of reservation period is before start of reservation period," typically occurs in the context of managing reservations for materials in SAP. This error indicates that there is a mismatch in the dates specified for the reservation period, where the end date is set before the start date, which is logically incorrect.
  Cause:
  
  Incorrect Date Entry: The most common cause is that the user has entered the end date of the reservation period incorrectly, making it earlier than the start date.
  System Configuration Issues: There may be issues with the configuration of the reservation periods in the system.
  Data Migration Errors: If data has been migrated from another system, there may be inconsistencies in the date formats or values.
  
  Solution:
  
  Check Dates: Review the reservation details and ensure that the end date is set after the start date. Correct any discrepancies.
  Re-enter Reservation: If the dates are correct but the error persists, try deleting the reservation and re-entering it with the correct dates.
  Consult Documentation: Refer to SAP documentation or help files for guidance on how to properly set reservation periods.
  System Configuration: If the issue is related to system configuration, consult with your SAP Basis or configuration team to ensure that the settings for reservation periods are correct.
  User Training: Ensure that users are trained on how to correctly enter reservation periods to avoid future errors.
  
  Related Information:
  
  Transaction Codes: The error may occur in transactions related to material management, such as MB21 (Create Reservation) or MB22 (Change Reservation).
  SAP Notes: Check for any relevant SAP Notes that may address this specific error or provide additional troubleshooting steps.
  User Forums: Consider searching SAP community forums or user groups for similar issues and solutions shared by other users.
  
  By following these steps, you should be able to resolve the LM174 error and successfully manage your reservations in SAP.