How To Fix WW641 - & was reclassified from & to level &

SAP Error Message - Details

• Message type: E = Error

• Message class: WW - Material group master maintenance

• Message number: 641

• Message text: & was reclassified from & to 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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message WW641 - & was reclassified from & to level & ?

  The SAP error message WW641 typically relates to issues with work center capacity planning or scheduling. The message indicates that a work center has been reclassified from one level to another, which can affect production planning and scheduling processes.
  Cause:
  
  Capacity Issues: The work center may have insufficient capacity to handle the planned workload, leading to a reclassification.
  Configuration Changes: Changes in the configuration of the work center, such as shifts, available resources, or production rates, can trigger this message.
  Master Data Errors: Incorrect or incomplete master data for the work center, such as incorrect capacity or scheduling parameters, can lead to this error.
  Production Order Changes: Changes in production orders that affect the scheduling or capacity of the work center can also cause this message.
  
  Solution:
  
  Review Work Center Configuration: Check the configuration of the work center in the SAP system. Ensure that the capacity, shifts, and other parameters are correctly set up.
  Adjust Capacity Planning: If the work center is overloaded, consider redistributing the workload or increasing the capacity of the work center.
  Check Master Data: Verify that all relevant master data for the work center is accurate and complete. This includes checking the routing, production versions, and any related data.
  Analyze Production Orders: Review any recent changes to production orders that may have impacted the work center's capacity. Adjust the orders as necessary.
  Consult SAP Notes: Look for any relevant SAP Notes or documentation that may provide additional insights or solutions for this specific error message.
  
  Related Information:
  
  Transaction Codes: You may need to use transaction codes like CR01 (Create Work Center), CR02 (Change Work Center), or CM01 (Capacity Planning) to investigate and resolve the issue.
  SAP Help Documentation: Refer to the SAP Help Portal for detailed documentation on work center management and capacity planning.
  Support Community: Engage with the SAP Community or forums for additional insights from other users who may have encountered similar issues.
  
  If the problem persists after following these steps, it may be beneficial to consult with your SAP support team or a consultant who specializes in SAP production planning and scheduling.