How To Fix FSC1021 - No external transaction determined for internal transaction &1/&2

SAP Error Message - Details

• Message type: E = Error

• Message class: FSC1 - FI-CA Extended: Message Class

• Message number: 021

• Message text: No external transaction determined for internal transaction &1/&2

What causes this issue?

You have not assigned an external transaction to the internal
transaction &v1&/&v2&.

System Response

Error message

How to fix this error?

INCLUDE FICA_NA_CUST_1 OBJECT DOKU ID TX

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 FSC1021 - No external transaction determined for internal transaction &1/&2 ?

  The SAP error message FSC1021, which states "No external transaction determined for internal transaction &1/&2," typically occurs in the context of financial transactions, particularly when dealing with the integration of internal and external transactions in SAP Financial Supply Chain Management (FSCM) or similar modules.
  
  Cause:
  This error usually arises due to one of the following reasons:
  
  
  Missing Configuration: The internal transaction code (ITC) does not have a corresponding external transaction code (ETC) defined in the system. This can happen if the mapping between internal and external transactions has not been set up correctly.
  
  
  Incorrect Transaction Mapping: The mapping between internal and external transactions may be incorrect or incomplete. This can occur if changes were made to transaction codes or if new transactions were introduced without proper mapping.
  
  
  Data Issues: There may be issues with the data being processed, such as missing or incorrect entries in the relevant tables that link internal and external transactions.
  
  
  Authorization Issues: