How To Fix ON001 - Internal error in &1/&2: &3 &4

ON001 - Overview

• Message type: E = Error

• Message class: ON - Tools in area Object Modeler / Object Editor

• Message number: 001

• Message text: Internal error in &1/&2: &3 &4

What causes this issue?

The current program has recognised an internal error. This is a
situation that should not occur. The program is ending to guarantee
data integrity.
The error occurred in '&V1&' / '&V2&'.
The cause of the error was '&V3&' / '&V4&'.

System Response

How to fix this error?

Inform your system administrator.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message ON001 - Internal error in &1/&2: &3 &4 ?

  The SAP error message ON001, which states "Internal error in &1/&2: &3 &4," is a generic error message indicating that an internal error has occurred in the SAP system. The placeholders (&1, &2, &3, &4) will be replaced with specific information related to the error, such as the program name, transaction code, or other relevant details.
  Causes:
  
  Programmatic Issues: There may be a bug or issue in the ABAP code or program that is being executed.
  Data Inconsistencies: Corrupted or inconsistent data in the database can lead to unexpected behavior.
  Configuration Errors: Incorrect configuration settings in the system can trigger internal errors.
  System Resource Issues: Insufficient memory or other system resources can cause internal errors.
  Version Compatibility: Issues arising from using incompatible versions of SAP components or add-ons.
  
  Solutions:
  
  Check SAP Notes: Search the SAP Support Portal for any relevant SAP Notes that address the specific error message. SAP frequently releases notes that provide fixes or workarounds for