How To Fix EWF803 - Internal error: index error when accessing internal table &1

EWF803 - Overview

• Message type: E = Error

• Message class: EWF - Front office

• Message number: 803

• Message text: Internal error: index error when accessing internal table &1

What causes this issue?

An error occurred accessing internal table <ZH>&V1&</> due to an
invalid table index.
A program error probably exists (&V2&/&V3&). A data inconsistency may
also exist.

System Response

The system cannot process your request due to a program error.

How to fix this error?

Note the following:
The message text and the message number
The name of the internal table and the name of the module/form.
The transaction/report
The entries that led to this error
Send a problem message with these specifications to SAP.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message EWF803 - Internal error: index error when accessing internal table &1 ?

  The SAP error message EWF803, which states "Internal error: index error when accessing internal table &1," typically indicates that there is an issue with accessing an internal table in the ABAP code. This error can occur due to various reasons, such as:
  Causes:
  
  Index Out of Bounds: The code is trying to access an index of the internal table that does not exist. This can happen if the index is greater than the number of entries in the table or if the table is empty.
  Incorrect Looping Logic: If there is a loop that modifies the internal table while iterating over it, it can lead to inconsistencies and result in an index error.
  Data Deletion: If entries are deleted from the internal table while it is being processed, it can lead to an invalid index reference.
  Uninitialized Table: The internal table may not have been properly initialized or filled with data before being accessed.
  
  Solutions:
  
  
  Check Index