How To Fix CL629 - An internal error has occurred

SAP Error Message - Details

• Message type: E = Error

• Message class: CL - Classification

• Message number: 629

• Message text: An internal error has occurred

What causes this issue?

Either there is inconsistent data on the database, or an internal
program error has occured.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Contact 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 CL629 - An internal error has occurred ?

  The SAP error message CL629, which states "An internal error has occurred," is a generic error message that can arise from various underlying issues within the SAP system. Here are some potential causes, solutions, and related information for this error:
  Causes:
  
  System Configuration Issues: Misconfigurations in the SAP system settings can lead to internal errors.
  Data Inconsistencies: Corrupted or inconsistent data in the database can trigger this error.
  Program Errors: Bugs or issues in custom ABAP programs or standard SAP programs can cause internal errors.
  Memory Issues: Insufficient memory allocation or resource constraints on the application server can lead to this error.
  Transport Issues: Problems during the transport of objects between systems can also result in internal errors.
  Version Compatibility: Incompatibility between different versions of SAP components or add-ons may lead to unexpected behavior.
  
  Solutions:
  
  Check System Logs: Use transaction codes like SLG1 (Application Log) or ST22 (Dump Analysis) to check for detailed error logs that can provide more context about the internal error.
  Debugging: If you have access to the ABAP code, you can debug the program to identify where the error is occurring.
  Data Consistency Checks: Run consistency checks on the relevant data to ensure there are no corrupt entries.
  Review Configuration: Verify the configuration settings in the relevant modules to ensure they are set up correctly.
  Memory Allocation: Check the memory settings of the SAP instance and adjust them if necessary.
  Transport Management: If the error occurred after a transport, check the transport logs and ensure that all objects were transported correctly.
  SAP Notes: Search the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide patches.
  System Update: Ensure that your SAP system is up to date with the latest support packages and patches.
  
  Related Information:
  
  SAP Support: If the issue persists, consider reaching out to SAP Support for assistance. Provide them with the error details, logs, and any steps you have already taken.
  Community Forums: Check SAP Community forums or other online resources where other users may have encountered similar issues.
  Documentation: Review SAP documentation related to the specific module or functionality you are working with, as it may contain troubleshooting steps for common errors.
  
  Since CL629 is a generic error, the specific resolution may vary based on the context in which it occurs. Always ensure to back up your data and configurations before making significant changes to the system.