How To Fix FS863 - System error in the external tax system (&)

FS863 - Overview

• Message type: E = Error

• Message class: FS - Messages from Tax Routines / Prenumbered Checks

• Message number: 863

• Message text: System error in the external tax system (&)

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

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Smart SAP Assistant

• What is the cause and solution for SAP error message FS863 - System error in the external tax system (&) ?

  The SAP error message FS863, which indicates a "System error in the external tax system," typically arises when there is an issue with the integration between SAP and the external tax calculation system. This error can occur in various scenarios, such as during the processing of invoices, tax calculations, or when posting financial documents.
  Causes:
  
  
  Configuration Issues: Incorrect configuration settings in the external tax system or in the SAP system can lead to communication problems.
  Network Issues: Connectivity problems between SAP and the external tax system can cause this error.
  Data Issues: Invalid or incomplete data being sent to the external tax system can trigger errors.
  External System Downtime: The external tax system may be down or undergoing maintenance.
  Version Compatibility: Incompatibility between the versions of SAP and the external tax system can lead to errors.
  Authorization Issues: Lack of proper authorizations for the user or system to access the external tax system.
  
  Solutions:
  
  Check Configuration: Review the configuration