How To Fix /ASU/GENERAL091 - The planned start date for task "&" is in the past

SAP Error Message - Details

• Message type: E = Error

• Message class: /ASU/GENERAL -

• Message number: 091

• Message text: The planned start date for task "&" is in the past

Self-Explanatory Message

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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 /ASU/GENERAL091 - The planned start date for task "&" is in the past ?

  The SAP error message /ASU/GENERAL091 indicates that the planned start date for a task is set in the past, which is not allowed in the system. This error typically arises in project management or task scheduling scenarios within SAP, particularly when using modules like SAP Project System (PS) or SAP Advanced Business Application Programming (ABAP).
  Cause:
  
  Incorrect Date Entry: The planned start date for the task was manually entered or calculated incorrectly, leading to a date that is earlier than the current date.
  Data Migration Issues: If data was migrated from another system, the dates may not have been adjusted correctly.
  System Configuration: There may be configuration settings that enforce date constraints, preventing past dates from being accepted.
  
  Solution:
  
  
  Update the Planned Start Date:
  
  Navigate to the task in question and update the planned start date to a future date. Ensure that the new date aligns with the project timeline and dependencies.
  
  
  
  Check Dependencies:
  
  Review any dependencies or constraints that may affect the task's scheduling. Adjust them if necessary to allow for a valid planned start date.
  
  
  
  Review Data Migration:
  
  If the error arose from a data migration process, review the migration scripts or processes to ensure that dates are correctly set to the current or future dates.
  
  
  
  Consult with Project Management:
  
  If you are unsure about the correct planned start date, consult with project management or relevant stakeholders to determine the appropriate date.
  
  
  
  System Configuration Review:
  
  If the issue persists, review the system configuration settings related to task scheduling and date constraints. Adjust them if necessary, but ensure that any changes align with business processes.
  
  
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like CJ20N (Project Builder) or CJ02 (Change Project) to access and modify project tasks.
  Documentation: Refer to SAP documentation or help files for more details on project scheduling and task management.
  User Permissions: Ensure that you have the necessary permissions to modify task dates in the system.
  SAP Notes: Check for any relevant SAP Notes that may address known issues or provide additional guidance related to this error message.
  
  By following these steps, you should be able to resolve the error and set a valid planned start date for the task.