How To Fix KK303 - Internal error: Input parameter combination invalid

KK303 - Overview

• Message type: E = Error

• Message class: KK -

• Message number: 303

• Message text: Internal error: Input parameter combination invalid

What causes this issue?

A system error occurred.

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?

Please advise your system administrator.

Error message extract from SAP system. Copyright SAP SE.

KK303 - Details

• The SAP error message KK303 ("Internal error: Input parameter combination invalid") typically occurs in the context of controlling (CO) or cost center accounting when there is an issue with the parameters being passed to a function or transaction. This error can arise due to various reasons, including incorrect configuration, missing data, or inconsistencies in the master data.
  Causes:
  
  Invalid Input Parameters: The parameters being passed to the function module or transaction may not be valid. This could be due to incorrect combinations of cost centers, orders, or other controlling objects.
  Missing Master Data: Required master data (like cost centers, internal orders, etc.) may be missing or incorrectly configured.
  
  Configuration Issues: There may be issues with the configuration settings in the controlling module that lead to invalid parameter combinations.
  Data Inconsistencies: There could be inconsistencies in the data, such as mismatched fiscal periods or incorrect assignment of cost elements.
  Authorization Issues: Sometimes, lack of proper authorizations can