How To Fix WLC_PARALLEL050 - Job &1 was started in channel &2 with variant &3 (workload &4)

SAP Error Message - Details

• Message type: E = Error

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

• Message number: 050

• Message text: Job &1 was started in channel &2 with variant &3 (workload &4)

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 WLC_PARALLEL050 - Job &1 was started in channel &2 with variant &3 (workload &4) ?

  The SAP error message WLC_PARALLEL050 indicates that a job was started in a specific channel with a particular variant and workload. This message typically arises in the context of SAP's workload management and job scheduling features, particularly when dealing with parallel processing.
  Cause:
  The error message WLC_PARALLEL050 can occur due to several reasons, including:
  
  Job Configuration Issues: The job may not be configured correctly, or there may be issues with the variant or channel specified.
  Resource Constraints: The system may be experiencing resource constraints, such as insufficient background processing capacity or memory issues.
  Channel Limitations: The specified channel may have reached its limit for concurrent jobs, preventing new jobs from being started.
  Job Dependencies: There may be dependencies or prerequisites that have not been met for the job to run successfully.
  System Settings: The system settings for parallel processing may not be configured optimally, leading to conflicts or limitations.
  
  Solution:
  To resolve the WLC_PARALLEL050 error, consider the following steps:
  
  Check Job Configuration: Review the job configuration, including the variant and channel settings, to ensure they are correct and valid.
  Monitor System Resources: Use transaction codes like SM37 (Job Monitoring) and SM66 (Global Work Process Overview) to monitor system resources and check for any bottlenecks.
  Review Channel Settings: Check the settings for the specified channel to ensure it is not overloaded. You may need to adjust the maximum number of concurrent jobs allowed in that channel.
  Check Job Dependencies: Ensure that all prerequisites for the job are met. If the job depends on other jobs, make sure those jobs have completed successfully.
  Adjust Parallel Processing Settings: If necessary, adjust the parallel processing settings in the SAP system to allow for more concurrent jobs or to optimize resource allocation.
  Consult SAP Notes: Look for any relevant SAP Notes that may address this specific error message or provide additional troubleshooting steps.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM37 (Job Monitoring), SM66 (Global Work Process Overview), and SM12 (Lock Entries) to help diagnose issues.
  SAP Documentation: Refer to SAP's official documentation for workload management and job scheduling for more detailed information on configuring and managing jobs.
  SAP Community: Engage with the SAP Community forums for insights and solutions shared by other users who may have encountered similar issues.
  
  If the problem persists after following these steps, consider reaching out to your SAP Basis team or SAP support for further assistance.