How To Fix /SAPAPO/OO_TR302 - End date must not be prior to start date

/SAPAPO/OO_TR302 - Overview

• Message type: E = Error

• Message class: /SAPAPO/OO_TR -

• Message number: 302

• Message text: End date must not be prior to 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.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/OO_TR302 - End date must not be prior to start date ?

  The SAP error message /SAPAPO/OO_TR302 indicates that there is an issue with the dates specified in a transaction or planning object within the SAP Advanced Planning and Optimization (APO) module. Specifically, the error states that the end date must not be prior to the start date. This typically occurs in scenarios involving planning, scheduling, or resource allocation where date ranges are defined.
  
  Cause:
  
  Incorrect Date Entry: The most common cause is that the user has entered an end date that is earlier than the start date in a planning transaction or master data.
  Data Migration Issues: If data has been migrated from another system, there may be inconsistencies in date formats or values.
  System Configuration: There may be configuration settings that enforce date validation rules, leading to this error if not adhered to.
  
  
  Solution:
  
  Check Date Inputs: Review the start and end dates entered in the transaction. Ensure that the end date is set to a