How To Fix UPC302 - Errors occurred when executing planning function &1/&2

UPC302 - Overview

• Message type: E = Error

• Message class: UPC - Planning: General Error Messages

• Message number: 302

• Message text: Errors occurred when executing planning function &1/&2

What causes this issue?

During the execution of a planning function, no data could be generated
in at least one case. You can find the exact cause of the error in the
messages that follow this one.

System Response

Any data that was changed by the planning function is reset to its
original status.

How to fix this error?

Correct the errors that are listed in the following messages and
execute the planning function again.

Procedure for System Administrators

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

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UPC302 - Errors occurred when executing planning function &1/&2 ?

  The SAP error message UPC302, which states "Errors occurred when executing planning function &1/&2," typically occurs in the context of SAP Integrated Business Planning (IBP) or SAP Advanced Planning and Optimization (APO) when there are issues during the execution of a planning function. This error can arise due to various reasons, and understanding the cause is essential for troubleshooting.
  Possible Causes:
  
  Data Issues: There may be inconsistencies or missing data in the planning area or master data that the planning function relies on.
  Configuration Errors: The planning function may not be correctly configured, leading to execution failures.
  Authorization Issues: The user executing the planning function may not have the necessary authorizations to perform the action.
  Technical Errors: There could be underlying technical issues, such as problems with the database, system performance, or network issues.
  Logic Errors: The logic defined in the planning function may have errors or may not handle certain scenarios correctly.
  
  Solutions:
  
  Check Logs: Review the