How To Fix OB121 - Date overlap with license & (same check data)

SAP Error Message - Details

• Message type: E = Error

• Message class: OB - IS-OIL Downstream TDP messages

• Message number: 121

• Message text: Date overlap with license & (same check data)

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 OB121 - Date overlap with license & (same check data) ?

  The SAP error message OB121 indicates that there is a date overlap with a license in the system. This typically occurs when you are trying to create or modify a license record in the SAP system, and the date range you are entering conflicts with an existing license record.
  Cause:
  
  Date Overlap: The primary cause of this error is that the start and end dates you are trying to enter for a new license or a change to an existing license overlap with the dates of another license that is already defined in the system.
  Duplicate Entries: There may be duplicate entries for the same license type with overlapping date ranges.
  Incorrect Data Entry: The dates entered may not be in the correct format or may not adhere to the business rules defined in the system.
  
  Solution:
  
  Check Existing Licenses: Review the existing licenses in the system to identify any that overlap with the dates you are trying to enter. You can do this by navigating to the relevant transaction code (e.g., OB21 for license management) and checking the date ranges.
  Adjust Dates: If you find an overlap, you will need to adjust the start and/or end dates of the new license you are trying to create or modify so that they do not conflict with existing records.
  Delete or Modify Conflicting Records: If the existing license is no longer needed, you may consider deleting it or modifying its date range to resolve the conflict.
  Consult Documentation: Review any relevant documentation or guidelines provided by your organization regarding license management to ensure compliance with business rules.
  Contact Support: If you are unable to resolve the issue, consider reaching out to your SAP support team or consulting with an SAP expert for further assistance.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as OB21 (for license management) and OB22 (for license types).
  SAP Notes: Check SAP Notes for any known issues or updates related to license management and error OB121.
  User Authorization: Ensure that you have the necessary authorizations to create or modify license records in the system.
  Training: If you are new to SAP or license management, consider undergoing training to better understand how to manage licenses and avoid common errors.
  
  By following these steps, you should be able to identify the cause of the OB121 error and implement a solution to resolve it.