How To Fix E9890 - Internal error: Error when reading internal table &1 in &2 &3

E9890 - Overview

• Message type: E = Error

• Message class: E9 - General IS-U Error Messages

• Message number: 890

• Message text: Internal error: Error when reading internal table &1 in &2 &3

What causes this issue?

An error has occurred reading an internal table.
It is probably a program error. A data inconsistency may also exist.

System Response

The system can not perform your command due to a program error.

How to fix this error?

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

Error message extract from SAP system. Copyright SAP SE.

E9890 - Details

• The SAP error message E9890, which states "Internal error: Error when reading internal table &1 in &2 &3," typically indicates that there is an issue with the internal processing of data within the SAP system. This error can arise from various causes, including:
  Causes:
  
  Data Consistency Issues: There may be inconsistencies or corruption in the data being processed, which can lead to errors when the system attempts to read from internal tables.
  Program Logic Errors: The ABAP program or function module may contain logic errors that lead to attempts to access non-existent or improperly initialized internal tables.
  Memory Issues: Insufficient memory or resource allocation can cause internal tables to fail during processing.
  Transport Issues: If the error occurs after a transport, it may be due to missing objects or dependencies that were not transported correctly.
  Version Compatibility: The error may arise if there are compatibility issues between different versions of SAP components or custom code.
  
  Solutions:
  
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