How To Fix CI251 - Operation &: Product duration (normal) x execution factor is too large

SAP Error Message - Details

• Message type: E = Error

• Message class: CI - Plant maintenance task list messages

• Message number: 251

• Message text: Operation &: Product duration (normal) x execution factor is too large

What causes this issue?

The product of <ZH>duration x execution factor</> exceeds the duration
display format. The product is determined during order processing and
would cause the program there to terminate.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

You can proceed as follows:
Increase the unit of time for duration (for example, days instead of
hours).
Reduce the duration
Reduce the execution factor
Reduce the task list factor

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CI251 - Operation &: Product duration (normal) x execution factor is too large ?

  The SAP error message CI251 indicates that the product duration multiplied by the execution factor exceeds the maximum allowable limit in the system. This typically occurs in the context of production planning and scheduling, where the system is trying to calculate the total duration for a production order or operation, and the resulting value is too large for the system to handle.
  Cause:
  
  Excessive Product Duration: The product duration (normal) set for the operation is too high.
  High Execution Factor: The execution factor (which may represent the number of units being produced or the number of operations being executed) is set too high.
  Configuration Issues: There may be configuration settings in the production planning module that are not aligned with the expected values.
  Data Entry Errors: Incorrect data entry in the routing or production order can lead to unrealistic duration or execution factor values.
  
  Solution:
  
  Review Product Duration: Check the product duration defined in the routing for the operation. If it is excessively high, consider adjusting it to a more realistic value.
  Check Execution Factor: Review the execution factor being used in the production order. If it is set too high, adjust it to a more reasonable number.
  Validate Routing and BOM: Ensure that the routing and Bill of Materials (BOM) are correctly configured and that there are no errors in the data.
  System Configuration: Review the configuration settings in the production planning module to ensure they are set correctly and are not causing the issue.
  Consult Documentation: Refer to SAP documentation or help resources for specific limits related to product duration and execution factors.
  Testing: After making adjustments, test the changes in a development or test environment before applying them to production.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message.
  Transaction Codes: Use transaction codes like CO02 (Change Production Order) or C223 (Change Routing) to review and modify the relevant data.
  Performance Considerations: Be aware that excessively high values can lead to performance issues in the system, so it’s important to keep values within reasonable limits.
  User Training: Ensure that users involved in data entry and production planning are trained to avoid common pitfalls that lead to such errors.
  
  If the issue persists after following these steps, it may be beneficial to consult with your SAP support team or a technical consultant for further investigation.