How To Fix /ISDFPS/MSG_GAF_PE091 - Item &1: The planned end date must not be before the start date

SAP Error Message - Details

• Message type: E = Error

• Message class: /ISDFPS/MSG_GAF_PE -

• Message number: 091

• Message text: Item &1: The planned end date must not be before the start date

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /ISDFPS/MSG_GAF_PE091 - Item &1: The planned end date must not be before the start date ?

  The SAP error message /ISDFPS/MSG_GAF_PE091 indicates that there is a problem with the planned end date of an item in a planning scenario. Specifically, the error states that the planned end date must not be before the start date. This typically occurs in the context of project planning, production planning, or similar modules where dates are critical for scheduling and resource allocation.
  Cause:
  
  Incorrect Date Entry: The most common cause is that the user has entered a planned end date that is earlier than the planned start date for the item.
  Data Migration Issues: If data has been migrated from another system or manually uploaded, there may be inconsistencies in the date fields.
  System Configuration: There may be configuration settings in the system that enforce date validation rules, leading to this error if the rules are not met.
  
  Solution:
  
  Check Dates: Review the planned start and end dates for the item in question. Ensure that the planned end date is set to a date that is equal to or later than the planned start date.
  Correct the Entry: If the planned end date is incorrect, update it to a valid date that meets the requirement.
  Validation Rules: If this error occurs frequently, check if there are any validation rules or settings in the system that might be causing this issue. Adjust them if necessary.
  Data Consistency: If the data was migrated, perform a data consistency check to ensure that all date fields are correctly populated.
  User Training: Ensure that users are trained on how to enter dates correctly in the system to avoid this error in the future.
  
  Related Information:
  
  Transaction Codes: Depending on the module you are working in, you may need to use specific transaction codes to access the planning items (e.g., MD01 for MRP, CJ20N for project planning).
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Documentation: Refer to the SAP documentation for the specific module you are using to understand how date fields are handled and any constraints that may apply.
  
  By following these steps, you should be able to resolve the error and ensure that your planning data is accurate and valid.