How To Fix RSMPC044 - Max. number of modes reached - starting DWB in same mode

SAP Error Message - Details

• Message type: E = Error

• Message class: RSMPC - Messages for Process Chains of Generic Processes

• Message number: 044

• Message text: Max. number of modes reached - starting DWB in same mode

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSMPC044 - Max. number of modes reached - starting DWB in same mode ?

  The SAP error message RSMPC044 indicates that the maximum number of modes has been reached for a particular process, and it is attempting to start a Data Warehouse (DWB) in the same mode. This typically occurs in the context of SAP BW (Business Warehouse) or SAP BW/4HANA when there are limitations on the number of concurrent processes or modes that can be executed.
  Cause:
  
  Max Concurrent Processes: SAP BW has a limit on the number of concurrent processes that can run in the same mode. If this limit is reached, any new request to start a process in that mode will trigger this error.
  Long-Running Processes: If there are long-running processes that are occupying the available modes, it can lead to this error.
  Configuration Settings: The system configuration may have set a low limit for the maximum number of concurrent processes.
  
  Solution:
  
  Monitor Running Processes: Check the current running processes in the system. You can use transaction codes like SM37 (Job Monitoring) or RSMO (Process Chain Monitoring) to see if there are any stuck or long-running jobs that can be terminated.
  Increase Max Concurrent Processes: If feasible, consider increasing the maximum number of concurrent processes allowed in the system. This can be done in the BW settings, but it should be done with caution and in consultation with your SAP Basis team.
  Optimize Process Chains: Review and optimize your process chains to ensure they are running efficiently and not holding up resources unnecessarily.
  Schedule Jobs Appropriately: If you have multiple jobs scheduled to run at the same time, consider staggering their execution times to avoid hitting the maximum limit.
  Check for Errors: Look for any errors in the logs of the running processes that might indicate why they are not completing in a timely manner.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM37 for job monitoring, RSMO for process chain monitoring, and RSPC for process chain maintenance.
  SAP Notes: Check SAP Notes for any specific patches or updates related to this error message. Sometimes, there may be known issues or fixes provided by SAP.
  System Performance: Regularly monitor system performance and resource utilization to ensure that the BW system is not being overwhelmed by too many concurrent processes.
  
  By following these steps, you should be able to resolve the RSMPC044 error and improve the efficiency of your SAP BW processes.