How To Fix UW001 - Internal error: I_LINES = &1, I_DUMMY_LINES = &2

UW001 - Overview

• Message type: E = Error

• Message class: UW - CO Authorization Toolbox

• Message number: 001

• Message text: Internal error: I_LINES = &1, I_DUMMY_LINES = &2

What causes this issue?

An error occurred when validating the authorizations.

System Response

The system terminates the processing.

How to fix this error?

Contact the SAP Hotline.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message UW001 - Internal error: I_LINES = &1, I_DUMMY_LINES = &2 ?

  The SAP error message "UW001 Internal error: I_LINES = &1, I_DUMMY_LINES = &2" typically indicates an internal inconsistency or unexpected condition within the SAP system, particularly related to the handling of internal tables or data structures. This error can occur in various contexts, such as during data processing, report generation, or when executing certain transactions.
  
  Cause:
  
  Data Inconsistency: The error may arise due to inconsistencies in the data being processed, such as unexpected null values or incorrect data types.
  Program Logic Error: There may be a bug or logical error in the ABAP program or report that is causing the internal tables to be populated incorrectly.
  Memory Issues: Insufficient memory or issues with the internal handling of data structures can also lead to this error.
  Custom Code: If there are custom enhancements or modifications in the system, they might be causing the error due to improper handling of data.
  
  
  Solution:
  
  Check for Updates: Ensure that your SAP