How To Fix RY603 - Parallel processing: Internal error

SAP Error Message - Details

• Message type: E = Error

• Message class: RY - Messages for RM Basis

• Message number: 603

• Message text: Parallel processing: Internal error

What causes this issue?

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

System Response

Processing was terminated.

How to fix this error?

See diagnosis information in the system log (transaction SM21).

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RY603 - Parallel processing: Internal error ?

  The SAP error message RY603, which indicates "Parallel processing: Internal error," typically arises during the execution of parallel processing tasks in SAP systems. This error can occur in various contexts, such as during batch jobs, data processing, or report generation, where multiple processes are executed simultaneously.
  Causes:
  
  System Resource Limitations: Insufficient memory or CPU resources can lead to internal errors when the system attempts to execute multiple parallel processes.
  Configuration Issues: Incorrect settings in the SAP system configuration for parallel processing can lead to errors.
  Data Consistency Issues: If the data being processed is inconsistent or corrupted, it may cause parallel processing to fail.
  Software Bugs: There may be bugs in the SAP software or specific transactions that lead to this error.
  Locking Issues: If multiple processes are trying to access the same data simultaneously, it can lead to locking issues and result in an internal error.
  
  Solutions:
  
  Check System Resources: Monitor the system's memory and CPU usage. If resources are low, consider increasing them or optimizing the workload.
  Review Configuration Settings: Ensure that the configuration for parallel processing is set correctly. This includes checking parameters related to parallel processing in transaction codes like RZ10 or RZ11.
  Data Validation: Check the data being processed for consistency and integrity. Run data validation checks to identify any issues.
  Update SAP Software: Ensure that your SAP system is up to date with the latest patches and updates, as these may contain fixes for known bugs.
  Analyze Logs: Review the system logs (transaction SM21) and short dumps (transaction ST22) for more detailed error messages that can provide insights into the cause of the error.
  Contact SAP Support: If the issue persists, consider reaching out to SAP support for assistance. Provide them with detailed information about the error, including any logs or dumps.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM37 (for monitoring jobs), ST22 (for analyzing dumps), and SM21 (for system logs).
  SAP Notes: Search for SAP Notes related to RY603 in the SAP Support Portal, as there may be specific notes addressing this error.
  Parallel Processing Settings: Review the settings for parallel processing in your SAP system, which can be found in the system configuration.
  
  By following these steps, you should be able to diagnose and resolve the RY603 error in your SAP environment.