How To Fix 3G120 - Please use the wage type copy function (transaction PU30)

3G120 - Overview

• Message type: E = Error

• Message class: 3G - Payroll: International

• Message number: 120

• Message text: Please use the wage type copy function (transaction PU30)

What causes this issue?

If you continue, you will only generate the new or copied entry in
table T512W and will only determine the valuation for the new wage
type.

How to fix this error?

If you want to set up a complete wage type for payroll, copy an
existing wage type using the transaction PU30 (wage type copy
transaction). The transaction can be accessed via the Implementation
Guide (IMG) under Payroll (int.) --> Basic Settings --> Environment of
Wage Type Maintenance --> Create Wage Type Catalog (choose 'Copy').

Error message extract from SAP system. Copyright SAP SE.

3G120 - Details

• The SAP error message 3G120, which states "Please use the wage type copy function (transaction PU30)," typically occurs in the context of payroll processing when there is an issue with wage types in the system. This error indicates that the system expects you to use the wage type copy function to create or modify wage types instead of manually entering them.
  
  Cause:
  
  Wage Type Configuration: The error often arises when there is an attempt to create or modify wage types directly in a payroll-related transaction without using the appropriate wage type copy function.
  Missing Wage Type: The wage type you are trying to use may not be defined or configured correctly in the system.
  Incorrect Transaction Usage: The transaction you are using may not support the direct entry of wage types, leading to the error.
  
  
  Solution:
  
  
  Use Transaction PU30: 
  
  Navigate to transaction PU30 in SAP.
  Use the wage type copy function to create or modify the wage