How To Fix LTR2_DS_CHG_MWBGEN018 - Maximum number of parallel jobs were set by &4

SAP Error Message - Details

• Message type: E = Error

• Message class: LTR2_DS_CHG_MWBGEN - Change log messages of data set Migration

• Message number: 018

• Message text: Maximum number of parallel jobs were set by &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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message LTR2_DS_CHG_MWBGEN018 - Maximum number of parallel jobs were set by &4 ?

  The SAP error message LTR2_DS_CHG_MWBGEN018 indicates that the maximum number of parallel jobs has been reached. This typically occurs in the context of data transfer processes, such as those involving SAP Data Services or SAP Landscape Transformation (SLT).
  Cause:
  The error is triggered when the system attempts to start a new job or process, but the number of concurrently running jobs has reached the limit set in the system configuration. This limit is defined to prevent system overload and ensure optimal performance.
  Solution:
  To resolve this issue, you can consider the following steps:
  
  
  Check Current Jobs:
  
  Monitor the currently running jobs in the system. You can use transaction codes like SM37 (Job Monitoring) to see if there are jobs that can be canceled or have completed but are still holding resources.
  
  
  
  Increase Maximum Parallel Jobs:
  
  If your system resources allow it, you can increase the maximum number of parallel jobs. This can typically be done in the configuration settings of the relevant SAP component (e.g., Data Services or SLT).
  Look for parameters related to job concurrency in the configuration settings. For example, in Data Services, you might find settings under the job server configuration.
  
  
  
  Optimize Job Scheduling:
  
  Review the scheduling of jobs to ensure that they are not all set to run at the same time. Staggering job schedules can help manage the load on the system.
  
  
  
  System Resources:
  
  Ensure that your system has adequate resources (CPU, memory, etc.) to handle the increased number of parallel jobs. If necessary, consider scaling up your infrastructure.
  
  
  
  Consult Documentation:
  
  Refer to the official SAP documentation for your specific version and component to understand the configuration settings related to parallel job execution.
  
  
  
  Contact SAP Support:
  
  If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance. They can provide insights specific to your system configuration and usage patterns.
  
  
  
  Related Information:
  
  
  Transaction Codes:
  
  SM37: Job Monitoring
  SLG1: Application Log
  ST22: Dump Analysis
  
  
  
  SAP Notes:
  
  Check for any relevant SAP Notes that might address this specific error or provide additional guidance on managing parallel jobs.
  
  
  
  Performance Monitoring:
  
  Use tools like SAP Solution Manager or other monitoring tools to keep an eye on system performance and job execution.
  
  
  
  By following these steps, you should be able to address the error and optimize the job execution in your SAP environment.