How To Fix /PF1/FH_CONV_XML022 - Resource limitation: Parallel tasks reduced from &1 to &2

SAP Error Message - Details

• Message type: E = Error

• Message class: /PF1/FH_CONV_XML -

• Message number: 022

• Message text: Resource limitation: Parallel tasks reduced from &1 to &2

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 /PF1/FH_CONV_XML022 - Resource limitation: Parallel tasks reduced from &1 to &2 ?

  The SAP error message /PF1/FH_CONV_XML022 Resource limitation: Parallel tasks reduced from &1 to &2 indicates that the system has encountered a limitation on the number of parallel tasks that can be executed during a specific operation, such as XML conversion or data processing. This typically occurs when the system resources (like memory, CPU, or other constraints) are insufficient to handle the originally requested number of parallel tasks.
  Cause:
  
  System Resource Limitations: The SAP system may be configured to limit the number of parallel processes based on available resources. If the system detects that it cannot handle the requested number of parallel tasks due to high load or insufficient resources, it will automatically reduce the number of tasks.
  Configuration Settings: The settings in the SAP system for parallel processing may be configured to a lower limit, which can lead to this message if the workload exceeds the configured limits.
  Background Job Constraints: If the operation is being executed as a background job, there may be constraints on the number of parallel jobs that can run simultaneously.
  
  Solution:
  
  Increase System Resources: If possible, consider increasing the hardware resources (CPU, memory) of the SAP application server to allow for more parallel tasks.
  Adjust Configuration Settings: Review and adjust the configuration settings for parallel processing in the SAP system. This can typically be done in transaction codes like RZ10 (for profile parameters) or RZ12 (for instance parameters).
  Monitor System Load: Use transaction codes like SM50 or SM66 to monitor the current load on the system. If the system is under heavy load, consider scheduling the task during off-peak hours.
  Review Background Job Settings: If the task is running as a background job, check the job settings in transaction SM37 to ensure that the job is not being limited by background processing settings.
  Consult SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address this specific error or provide guidance on tuning performance.
  
  Related Information:
  
  
  Transaction Codes: 
  
  SM50 / SM66: Monitor active processes.
  SM37: Monitor background jobs.
  RZ10: Change instance profile parameters.
  RZ12: Change profile parameters.
  
  
  
  SAP Documentation: Refer to the official SAP documentation for guidelines on performance tuning and parallel processing configurations.
  
  
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  
  By addressing the underlying resource limitations and adjusting the configuration settings, you should be able to mitigate the error and improve the performance of parallel tasks in your SAP environment.