How To Fix 3G179 - EXIT_RPCIPE00_001: Acc.assgn.type changed to invalid assgn in user exit

3G179 - Overview

• Message type: E = Error

• Message class: 3G - Payroll: International

• Message number: 179

• Message text: EXIT_RPCIPE00_001: Acc.assgn.type changed to invalid assgn in user exit

What causes this issue?

When working through the BAdI implementation (definition name
SMOD_PCPO0001, method EXIT_RPCIPE00_001), the symbolic account was
changed from &V1& to &V2&.
The old symbolic account &V1& has the account assignmet type &V3&, the
new symbolic account &V2& has the account assignment type &V4&. Such s
change in account assignment type is not permitted.

System Response

The employee is rejected.

How to fix this error?

When implementing method EXIT_RPCIPE00_001, the symbolic account can
only be altered in such a way that the account assignment type retains
the same information as was stored in the posting item.
This means that it is not possible to change the symbolic account from
an expense account to a payables account and vice versa.

Error message extract from SAP system. Copyright SAP SE.

3G179 - Details

• The SAP error message 3G179 with the description "EXIT_RPCIPE00_001: Acc.assgn.type changed to invalid assgn in user exit" typically occurs in the context of the SAP system when there is an issue with the assignment type in the user exit related to the integration of accounting documents or cost assignments.
  
  Cause:
  The error is generally caused by one of the following reasons:
  
  
  Invalid Assignment Type: The user exit is modifying the assignment type to a value that is not valid or recognized by the system. This can happen if the logic in the user exit is incorrectly implemented or if there are changes in the configuration that are not reflected in the user exit.
  
  
  Configuration Changes: Changes in the configuration of the assignment types or related settings in the SAP system can lead to this error if the user exit is not updated accordingly.
  
  
  Data Inconsistencies: There may be inconsistencies in the data being processed, such