How To Fix SRFAC_IMPL004 - Parameter previous end >= next start: &1 >= &2

SAP Error Message - Details

• Message type: E = Error

• Message class: SRFAC_IMPL - Refactoring messages

• Message number: 004

• Message text: Parameter previous end >= next start: &1 >= &2

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message SRFAC_IMPL004 - Parameter previous end >= next start: &1 >= &2 ?

  The SAP error message SRFAC_IMPL004 with the description "Parameter previous end >= next start: &1 >= &2" typically occurs in the context of scheduling or planning scenarios, particularly when dealing with time intervals or resource allocations. This error indicates that there is a conflict in the scheduling of tasks or resources, where the end time of a previous task overlaps or is equal to the start time of the next task.
  Cause:
  The error is caused by a situation where:
  
  The end time of a previous task (or resource allocation) is greater than or equal to the start time of the next task. This means that the system is trying to schedule two tasks that cannot occur simultaneously or that there is a gap in the scheduling logic.
  
  Solution:
  To resolve this error, you can take the following steps:
  
  
  Check Task Scheduling: Review the scheduling of the tasks involved. Ensure that the end time of the previous task is less than the start time of the next task. Adjust the timings accordingly.
  
  
  Adjust Time Intervals: If you are working with time intervals, make sure that there are no overlaps. You may need to modify the parameters or settings that define the start and end times of the tasks.
  
  
  Review Resource Allocation: If the error is related to resource allocation, ensure that the resources are not being allocated to multiple tasks at the same time. Adjust the resource assignments to avoid conflicts.
  
  
  Consult Documentation: Refer to the SAP documentation or help resources related to the specific module you are working with (e.g., SAP PP, SAP PM, etc.) for more detailed guidance on scheduling and resource management.
  
  
  Test Changes: After making adjustments, test the changes in a development or test environment to ensure that the error is resolved before applying them in the production environment.
  
  
  Seek Help from SAP Support: If the issue persists and you are unable to resolve it, consider reaching out to SAP support for further assistance. They may provide insights specific to your configuration or version of SAP.
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  Transaction Codes: Familiarize yourself with transaction codes related to scheduling and resource management in SAP, such as CM01, CM21, or C223, depending on your module.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the root cause of the error and implement a solution to resolve it.