How To Fix WS418 - An internal error occurred (see long text)

SAP Error Message - Details

• Message type: E = Error

• Message class: WS - Supplier Billing Document

• Message number: 418

• Message text: An internal error occurred (see long text)

What causes this issue?

An internal error occurred as the system read a document from the
archive.

System Response

The document was not read. Processing cannot continue.

How to fix this error?

INCLUDE ISR_VERWALTUNG

Procedure for System Administrators

Contact SAP. The error relates to function module "wlf_generate_index".
The system expects a header document when it reads a data record using
function module "archive_get_next_record".

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WS418 - An internal error occurred (see long text) ?

  SAP Error Message:
  WS418 - An internal error occurred (see long text)
  
  
  Cause:
  The error message WS418 typically indicates that an unexpected internal error has occurred within the SAP system during the execution of a program or transaction. This is a generic error message that does not specify the exact cause but signals that something went wrong internally, such as:
  
  A runtime error or exception in the ABAP code.
  A problem with data consistency or database access.
  Issues with memory or system resources.
  A bug in the SAP standard program or a custom enhancement.
  An error in a function module, BAPI, or RFC call.
  
  The long text or the detailed short dump (ST22) usually contains more specific information about the root cause.
  
  How to Analyze and Find the Root 
  Cause:
  
  
  Check the Long Text of the Error Message:
  
  The long text often provides additional details or hints about the error.
  Use transaction SE91 to display the message WS418 and read the long text.
  
  
  
  Check