How To Fix K8021 - An overflow occurred during calculation of planned activity

K8021 - Overview

• Message type: E = Error

• Message class: K8 - CO Planning: Messages for Function Group KAPP

• Message number: 021

• Message text: An overflow occurred during calculation of planned activity

What causes this issue?

You used <ZH>Activity -> Output</> to calculate plan activities from
the plan output with the help of the output factor.
During the calculation, the combination
&V1&
&V2&
resulted in an overflow in period &V3&. The results would no longer fit
in the affected databank field.

System Response

Processing is terminated

How to fix this error?

Revise your entries, or avoid executing the function for this
combination.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message K8021 - An overflow occurred during calculation of planned activity ?

  The SAP error message K8021, which states "An overflow occurred during calculation of planned activity," typically occurs in the context of controlling (CO) and can be related to various calculations involving planned activities, such as cost planning or activity-based costing.
  
  Cause:
  The error is generally caused by one of the following issues:
  
  
  Data Overflow: The calculations involved in determining planned activities may exceed the maximum limit for numerical values in SAP. This can happen if the planned quantities or rates are excessively high.
  
  
  Incorrect Configuration: There may be issues with the configuration of the cost centers, activity types, or planning versions that lead to incorrect calculations.
  
  
  Data Integrity Issues: There may be inconsistencies or errors in the master data or transaction data that are being used in the calculations.
  
  
  Large Volume of Data: If the system is processing a large volume of data, it may lead to performance issues and potential overflows.
  
  
  
  Solution:
  To resolve the K8021 error,