How To Fix OO042 - Internal error occurred at &1 in source code of &2

SAP Error Message - Details

• Message type: E = Error

• Message class: OO - Class Builder/API

• Message number: 042

• Message text: Internal error occurred at &1 in source code of &2

Self-Explanatory Message

Since SAP believes that this specific error message is 'self-explanatory,' no more information has been given.The majority of messages in the SAP system have a message text, however this is frequently insufficient to comprehend or resolve the problem.

To make things easier, more detailed information is frequently added to describe the issue, how to fix it, and the necessary steps or configuration modifications.

Unfortunately, there isn't any extra information in this error notice.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message OO042 - Internal error occurred at &1 in source code of &2 ?

  The SAP error message OO042 indicates that an internal error has occurred in the SAP system. This type of error is typically related to issues in the ABAP code or the underlying system components. The message provides placeholders for specific details, where &1 usually refers to the location (like a program or function module) where the error occurred, and &2 refers to the source code or object involved.
  Causes:
  
  Programming Errors: There may be a bug in the ABAP code, such as incorrect logic, unhandled exceptions, or invalid data being processed.
  System Issues: Problems with the SAP system itself, such as inconsistencies in the database, corrupted objects, or issues with system configuration.
  Transport Issues: If the error occurs after a transport, it could be due to missing objects or dependencies that were not transported correctly.
  Memory Issues: Insufficient memory or resources allocated to the SAP system can also lead to internal errors.
  
  Solutions:
  
  Check the Dump Analysis: Use transaction code ST22 to check for short dumps related to the error. This can provide more context about what caused the internal error.
  Debugging: If you have access to the ABAP code, you can debug the program to identify the exact line where the error occurs. This may require setting breakpoints and analyzing variable states.
  Review Code Changes: If the error started occurring after recent changes, review those changes for potential issues.
  Check for Notes: Search the SAP Support Portal for any relevant SAP Notes that might address the specific error or provide patches.
  System Consistency Check: Use transaction codes like SE11 (Data Dictionary) or SE14 (Database Utility) to check for inconsistencies in database objects.
  Contact SAP Support: If the issue persists and you cannot resolve it, consider reaching out to SAP Support with the details of the error, including the dump analysis and any relevant logs.
  
  Related Information:
  
  Transaction Codes: 
  
  ST22: For analyzing short dumps.
  SM21: For checking system logs.
  SE80: For accessing the Object Navigator to review the code.
  
  
  SAP Notes: Regularly check for updates or patches that may address known issues related to internal errors.
  Documentation: Review SAP documentation for best practices in coding and error handling in ABAP.
  
  By following these steps, you should be able to diagnose and potentially resolve the OO042 internal error in your SAP system.