How To Fix WLC_PARALLEL005 - Internal error in &1 - return code &2 - message &3

SAP Error Message - Details

• Message type: E = Error

• Message class: WLC_PARALLEL - Load Distribution and External Parallel Processing

• Message number: 005

• Message text: Internal error in &1 - return code &2 - message &3

What causes this issue?

In the routine or in function module &V1&, an error was found that is
not covered in the current version of the program.
Return code &V2& describes the program/system return code.
The function modules that were called may have issued a message. The
numbers and parameters of these are &V3&.

System Response

INCLUDE ISR_STOP

How to fix this error?

INCLUDE ISR_VERWALTUNG

What causes this issue?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message WLC_PARALLEL005 - Internal error in &1 - return code &2 - message &3 ?

  The SAP error message WLC_PARALLEL005 indicates an internal error that occurred during the execution of a parallel processing task. This error typically arises in the context of the SAP Warehouse Management (WM) or Extended Warehouse Management (EWM) modules when there is an issue with the parallel processing of tasks.
  Cause:
  The specific causes of this error can vary, but common reasons include:
  
  System Resource Issues: Insufficient memory or CPU resources can lead to failures in parallel processing.
  Configuration Errors: Incorrect settings in the parallel processing configuration can lead to unexpected behavior.
  Data Issues: Corrupted or inconsistent data being processed can trigger internal errors.
  Software Bugs: There may be bugs in the SAP software that lead to this error under certain conditions.
  Locking Issues: If multiple processes are trying to access the same data simultaneously, it can lead to conflicts.
  
  Solution:
  To resolve the WLC_PARALLEL005 error, you can take the following steps:
  
  
  Check System Resources: Monitor the system's memory and CPU usage. If resources are low, consider optimizing the system or increasing the resources available.
  
  
  Review Configuration: Verify the configuration settings for parallel processing in your SAP system. Ensure that they are set correctly according to SAP best practices.
  
  
  Analyze Logs: Check the application logs (transaction SLG1) and system logs (transaction SM21) for more detailed error messages that can provide insights into the root cause.
  
  
  Data Consistency Check: Run consistency checks on the data being processed. Use transaction codes like SLG1 or SE38 to execute relevant reports that can help identify data issues.
  
  
  Update SAP Software: Ensure that your SAP system is up to date with the latest patches and support packages. Sometimes, these errors are resolved in newer versions of the software.
  
  
  Contact SAP Support: If the issue persists after trying the above steps, consider reaching out to SAP Support for assistance. Provide them with the error message details, return code, and any relevant logs.
  
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SLG1 (Application Log), SM21 (System Log), and ST22 (Dump Analysis) to help diagnose the issue.
  SAP Notes: Search for SAP Notes related to the error message WLC_PARALLEL005 in the SAP Support Portal. There may be specific notes addressing this error with recommended solutions or workarounds.
  Documentation: Review the official SAP documentation for Warehouse Management and Extended Warehouse Management for best practices and troubleshooting tips related to parallel processing.
  
  By following these steps, you should be able to identify and resolve the underlying issue causing the WLC_PARALLEL005 error in your SAP system.