How To Fix MILL_PC144 - PPB/OB not at highest level

SAP Error Message - Details

• Message type: E = Error

• Message class: MILL_PC - Mill: Message Pool for Confirmations

• Message number: 144

• Message text: PPB/OB not at highest level

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 MILL_PC144 - PPB/OB not at highest level ?

  The SAP error message "MILL_PC144 PPB/OB not at highest level" typically occurs in the context of production planning and control, particularly when dealing with production orders, process orders, or similar scenarios in the SAP system. This error indicates that there is an issue with the production process or the configuration of the production planning parameters.
  Cause:
  The error "MILL_PC144 PPB/OB not at highest level" usually arises due to one of the following reasons:
  
  
  Incorrect Configuration: The production process or the planning parameters may not be set up correctly in the system. This could involve the routing, bill of materials (BOM), or production version not being aligned properly.
  
  
  Hierarchy Issues: The error may indicate that the production planning board (PPB) or order board (OB) is not set at the highest level of the production hierarchy. This could mean that the system is trying to access a level of production planning that is not properly defined or is missing.
  
  
  Master Data Issues: There may be inconsistencies or missing data in the master data related to materials, work centers, or production resources/tools.
  
  
  Versioning Problems: If there are multiple versions of a production order or planning scenario, the system may be confused about which version to use.
  
  
  Solution:
  To resolve the "MILL_PC144 PPB/OB not at highest level" error, you can take the following steps:
  
  
  Check Configuration: Review the configuration settings for production planning in the SAP system. Ensure that the routing, BOM, and production versions are correctly defined and aligned.
  
  
  Review Master Data: Verify that all relevant master data (materials, work centers, etc.) is complete and accurate. Look for any missing or incorrect entries that could be causing the issue.
  
  
  Hierarchy Settings: Ensure that the production planning board and order board are set to the highest level. This may involve adjusting settings in the production planning configuration.
  
  
  Check for Updates: If you are using a specific version of SAP, check for any updates or patches that may address this issue. Sometimes, SAP releases notes or updates that fix known issues.
  
  
  Consult Documentation: Refer to SAP documentation or help resources for specific guidance on the error message. The SAP Help Portal or SAP Notes may provide additional insights.
  
  
  Contact SAP Support: If the issue persists after checking the above points, consider reaching out to SAP support for further assistance. They can provide more detailed troubleshooting based on your specific system configuration.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as CO01 (Create Production Order), CO02 (Change Production Order), and CO03 (Display Production Order) to help navigate the production order processes.
  SAP Notes: Search for SAP Notes related to the error message for any known issues or fixes.
  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 and resolve the underlying cause of the "MILL_PC144 PPB/OB not at highest level" error in your SAP system.