CO429 - Warning!!! Field overflow when determining operation times

SAP Error Message - Details

• Message type: E = Error

• Message class: CO - PPC order processing messages

• Message number: 429

• Message text: Warning!!! Field overflow when determining operation times

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message CO429 - Warning!!! Field overflow when determining operation times ?

  The SAP error message CO429, which states "Warning!!! Field overflow when determining operation times," typically occurs in the context of production planning and control, particularly when dealing with operation times in routing or production orders. This warning indicates that the system has encountered a situation where the calculated operation times exceed the maximum allowable value for the field in question.
  Causes:
  
  Excessive Operation Times: The operation times defined in the routing or production order may be excessively high, leading to a calculation that exceeds the field's capacity.
  Incorrect Data Entry: There may be incorrect or unrealistic values entered for operation times, setup times, or processing times.
  Unit of Measure Issues: The unit of measure used for time might not be consistent with the expected values, leading to miscalculations.
  System Configuration: Configuration settings in the system may not be optimized for the specific operations being performed, leading to overflow situations.
  
  Solutions:
  
  Review Operation Times: Check the operation times defined in the routing or production order. Ensure that they are realistic and within acceptable limits.
  Adjust Values: If the operation times are indeed too high, consider adjusting them to more reasonable values that fit within the field limits.
  Check Units of Measure: Ensure that the units of measure for time are consistent and correctly configured. For example, if times are defined in hours, ensure that they are not mistakenly entered in minutes or seconds.
  System Configuration Review: Consult with your SAP Basis or configuration team to review the settings related to operation times and ensure they are set up correctly.
  Consult Documentation: Refer to SAP documentation or help resources for specific field limits and guidelines on operation times.
  
  Related Information:
  
  Field Limits: Each field in SAP has a defined maximum value. Understanding these limits can help prevent overflow issues.
  SAP Notes: Check SAP Notes for any known issues or patches related to this warning message. SAP frequently updates its system with fixes and improvements.
  Transaction Codes: Use transaction codes like CO02 (Change Production Order) or CA03 (Display Routing) to review and modify operation times.
  Testing: After making adjustments, test the changes in a development or quality assurance environment before applying them to production.
  
  If the issue persists after following these steps, it may be beneficial to engage with SAP support or a consultant who specializes in SAP production planning and control for further assistance.