How To Fix /SAPAPO/PPM_GENERATE229 - &1 plan(s) changed

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/PPM_GENERATE -

• Message number: 229

• Message text: &1 plan(s) changed

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/PPM_GENERATE229 - &1 plan(s) changed ?

  The SAP error message /SAPAPO/PPM_GENERATE229 typically indicates that there has been a change in the planning situation for one or more plans in the SAP Advanced Planning and Optimization (APO) module. This message is often related to the generation of planning results or the execution of planning runs, and it can occur in various contexts, such as during the planning run or when executing heuristics.
  Cause:
  The error message can be triggered by several factors, including:
  
  Data Changes: Changes in master data (like material master, location, or resource data) or transaction data (like sales orders, purchase orders, etc.) that affect the planning process.
  Planning Parameters: Changes in planning parameters or settings that impact how the planning run is executed.
  Locking Issues: If another user or process is currently accessing or modifying the same planning data, it can lead to inconsistencies.
  Configuration Issues: Incorrect configuration in the APO system or in the planning books can also lead to this error.
  
  Solution:
  To resolve the error, you can take the following steps:
  
  Check for Data Changes: Review any recent changes made to master or transaction data that could affect the planning run. Ensure that all necessary data is consistent and up-to-date.
  Review Planning Parameters: Verify the planning parameters and settings to ensure they are correctly configured for the planning run you are executing.
  Check for Locks: Use transaction codes like SM12 to check for any locks on the relevant planning data. If locks are found, you may need to wait for the other process to complete or resolve the lock.
  Re-run the Planning Process: After addressing any data or configuration issues, try re-running the planning process to see if the error persists.
  Consult Logs: Check the application logs (transaction SLG1) for more detailed information about the error and any related messages that could provide further insights.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address this specific error message or provide patches or updates that could resolve the issue.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as /SAPAPO/PPM for planning and /SAPAPO/MC90 for monitoring planning runs.
  Documentation: Review SAP documentation related to APO planning and heuristics for best practices and troubleshooting tips.
  SAP Community: Engage with the SAP Community forums to see if other users have encountered similar issues and what solutions they have found.
  
  If the issue persists after following these steps, it may be necessary to involve your SAP Basis or technical team for further investigation, or to reach out to SAP support for assistance.