How To Fix /SAPAPO/RRP450 - Date of confirmation schedule line &1/&2/&3 was changed

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/RRP -

• Message number: 450

• Message text: Date of confirmation schedule line &1/&2/&3 was changed

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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/RRP450 - Date of confirmation schedule line &1/&2/&3 was changed ?

  The SAP error message /SAPAPO/RRP450 Date of confirmation schedule line &1/&2/&3 was changed typically occurs in the context of Advanced Planning and Optimization (APO) when there is a discrepancy between the planned dates and the confirmed dates for a schedule line in the system. This can happen during the confirmation process of production orders, purchase orders, or other scheduling activities.
  Cause:
  
  Data Inconsistency: The date of the confirmation schedule line has been altered due to changes in the planning data or due to manual adjustments.
  Planning Run: A planning run may have been executed that updated the dates based on new demand or supply information.
  User Intervention: A user may have manually changed the dates in the system, leading to a conflict with existing confirmations.
  Integration Issues: If there are integrations with other systems (like ERP), discrepancies can arise if the data is not synchronized properly.
  
  Solution:
  
  Review Changes: Check the change logs to identify what changes were made to the schedule line and by whom. This can help in understanding the root cause.
  Reconfirm Data: If the changes are valid, you may need to re-confirm the schedule line to align it with the new dates.
  Adjust Planning Parameters: If the issue is recurring, consider reviewing the planning parameters and settings to ensure they are aligned with business processes.
  Check for Conflicts: Ensure that there are no conflicting entries in the system that could be causing the date changes.
  Consult Documentation: Refer to SAP documentation or notes related to this error message for specific guidance or patches that may address the issue.
  User Training: If user intervention is a frequent cause, consider providing additional training to users on how to handle confirmations and schedule lines properly.
  
  Related Information:
  
  Transaction Codes: You may want to use transaction codes like /SAPAPO/RRP3 (for planning board) or /SAPAPO/RRP4 (for detailed scheduling) to analyze the situation further.
  SAP Notes: Check for any relevant SAP Notes that might address known issues related to this error message.
  Support: If the issue persists and cannot be resolved internally, consider reaching out to SAP support for assistance.
  
  By following these steps, you should be able to diagnose and resolve the issue related to the /SAPAPO/RRP450 error message.