How To Fix GA787 - System error: During derivation of currency types

GA787 - Overview

• Message type: E = Error

• Message class: GA - Allocations

• Message number: 787

• Message text: System error: During derivation of currency types

What causes this issue?

A serious error occurred during derivation of the currency types.

System Response

Data cannot be updated. Processing is terminated.

How to fix this error?

Inform your system administrator.

Error message extract from SAP system. Copyright SAP SE.

GA787 - Details

• The SAP error message GA787, which states "System error: During derivation of currency types," typically occurs in the context of financial transactions or when dealing with currency types in SAP. This error can arise due to various reasons, including configuration issues, missing data, or inconsistencies in the system.
  Causes:
  
  
  Configuration Issues: Incorrect settings in the configuration of currency types or the related financial documents can lead to this error.
  Missing Master Data: If the necessary master data (like currency types, company codes, or other related entities) is not properly maintained, it can cause derivation issues.
  Inconsistent Data: Data inconsistencies in the financial documents or master data can lead to errors during the derivation process.
  Custom Code: If there are custom enhancements or user exits that manipulate currency types, they may not be functioning correctly.
  
  Solutions:
  
  
  Check Configuration: Review the configuration settings for currency types in the relevant modules (like FI, CO). Ensure that all necessary settings are