How To Fix /PLMB/BA_ACE253 - End date is before start date

/PLMB/BA_ACE253 - Overview

• Message type: E = Error

• Message class: /PLMB/BA_ACE -

• Message number: 253

• Message text: End date is before start date

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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/PLMB/BA_ACE253 - Details

• The SAP error message /PLMB/BA_ACE253: End date is before start date typically occurs in the context of planning or scheduling within SAP, particularly in modules related to project management, production planning, or maintenance planning. This error indicates that the end date specified for a task, activity, or project is earlier than the start date, which is logically incorrect.
  
  Cause:
  
  Data Entry Error: The most common cause is a simple data entry mistake where the end date is incorrectly set before the start date.
  System Configuration: In some cases, the system configuration or settings may lead to incorrect date calculations or defaults.
  Date Format Issues: If the date format is not recognized correctly (e.g., due to regional settings), it may lead to misinterpretation of the dates.
  Dependencies and Constraints: If there are dependencies or constraints set up incorrectly, it may lead to this error when trying to schedule tasks.
  
  
  Solution:
  
  Check Dates: Review the start and end dates