How To Fix /SAPAPO/EOGL121 - Changing length calculation parameters of planned orders not allowed

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/EOGL -

• Message number: 121

• Message text: Changing length calculation parameters of planned orders not allowed

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/EOGL121 - Changing length calculation parameters of planned orders not allowed ?

  The SAP error message /SAPAPO/EOGL121 indicates that there is an issue with changing the length calculation parameters of planned orders in the Advanced Planning and Optimization (APO) module. This error typically arises when there are restrictions on modifying certain parameters of planned orders that have already been created.
  Cause:
  
  Status of Planned Orders: The planned orders may already be in a status that does not allow changes. For example, if the planned order has been released or is already in production, changing its parameters may not be permitted.
  Configuration Settings: The system configuration may restrict changes to certain parameters after the planned order has been created.
  Dependencies: There may be dependencies or links to other processes (like production orders or purchase orders) that prevent changes to the planned order parameters.
  
  Solution:
  
  Check Order Status: Verify the status of the planned order. If it is released or in a status that does not allow changes, you may need to cancel or delete the planned order and create a new one with the desired parameters.
  Review Configuration: Check the configuration settings in the APO system to see if there are any restrictions on changing length calculation parameters. You may need to consult with your SAP Basis or APO configuration team.
  Use Transaction Codes: Use transaction codes like /SAPAPO/ORDR to view and manage planned orders. This can help you identify the current status and any restrictions.
  Consult Documentation: Refer to SAP documentation or notes related to planned orders and length calculation parameters for any specific guidelines or updates.
  Error Handling: If the error persists, consider reaching out to SAP support for further assistance, especially if this is a recurring issue.
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional context.
  APO Documentation: Review the APO documentation for best practices on managing planned orders and understanding the implications of changing parameters.
  User Forums: Engage with SAP community forums or user groups where similar issues may have been discussed, and solutions shared.
  
  By following these steps, you should be able to identify the cause of the error and implement a suitable solution.