How To Fix CO666 - Errors occured when calculating costs for assembly order

SAP Error Message - Details

• Message type: E = Error

• Message class: CO - PPC order processing messages

• Message number: 666

• Message text: Errors occured when calculating costs for assembly order

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CO666 - Errors occured when calculating costs for assembly order ?

  Cause:
  The SAP error message CO666 occurs when there are errors in the calculation of costs for an assembly order. This can happen due to various reasons such as incorrect master data, missing cost elements, incorrect settings in the costing variant, or issues with the material master.
  Solution:
  To resolve the CO666 error, you can follow these steps:
  
  
  Check the master data: Verify that the material master and BOM (Bill of Materials) are correct and up-to-date.
  
  
  Check the costing variant: Ensure that the costing variant is set up correctly and all necessary cost elements are included.
  
  
  Check the cost estimate: Run a cost estimate for the assembly order and check for any errors or warnings.
  
  
  Check the settlement rule: Verify that the settlement rule is set up correctly and all necessary accounts are maintained.
  
  
  Check for any customizations: If there are any customizations in place, ensure that they are working as expected.
  
  
  Related Information:
  The CO666 error message is related to the Controlling (CO) module in SAP. It indicates that there are issues with calculating costs for an assembly order. This error can impact production planning and scheduling, as well as financial reporting. It is important to resolve this error promptly to avoid any delays or inaccuracies in costing and reporting.