How To Fix /PM0/ABG_BO_MESSAGE155 - End time &1 is before start time &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /PM0/ABG_BO_MESSAGE -

• Message number: 155

• Message text: End time &1 is before start time &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /PM0/ABG_BO_MESSAGE155 - End time &1 is before start time &2 ?

  The SAP error message /PM0/ABG_BO_MESSAGE155 indicates that there is a problem with the timing of a process or activity, specifically that the end time (&1) is set before the start time (&2). This typically occurs in scenarios involving scheduling, planning, or time management within SAP, such as in project management, maintenance planning, or production scheduling.
  Cause:
  
  Incorrect Time Entry: The most common cause is that the user has entered the end time incorrectly, making it earlier than the start time.
  Data Migration Issues: If data has been migrated from another system, there may be inconsistencies in the time entries.
  System Configuration: There may be issues with the configuration of the time management settings in SAP.
  User Error: Users may inadvertently select the wrong dates or times due to interface issues or misunderstanding.
  
  Solution:
  
  Check Time Entries: Review the start and end times entered for the activity or process. Ensure that the end time is indeed after the start time.
  Correct the Data: If the times are incorrect, update the end time to a value that is after the start time.
  Review Configuration: If this error occurs frequently, review the configuration settings related to time management in SAP to ensure they are set up correctly.
  Data Validation: Implement validation checks in the user interface to prevent users from entering an end time that is before the start time.
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance related to the module you are working with.
  
  Related Information:
  
  Transaction Codes: Depending on the context, you may be using transaction codes like IW31 (Create Work Order), CJ20N (Project Builder), or others related to time management.
  SAP Notes: Check for any relevant SAP Notes that might address known issues or provide patches related to this error.
  User Training: Providing training to users on how to correctly enter time data can help reduce the occurrence of this error.
  Debugging: If the issue persists and seems to be a system error, consider debugging the process or reaching out to SAP support for assistance.
  
  By addressing the root cause of the error and ensuring proper data entry practices, you can resolve the issue and prevent it from occurring in the future.