How To Fix /SAPAPO/RSP01119 - Too many active transactions (error number &1)

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPAPO/RSP01 -

• Message number: 119

• Message text: Too many active transactions (error number &1)

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message /SAPAPO/RSP01119 - Too many active transactions (error number &1) ?

  The SAP error message /SAPAPO/RSP01119 Too many active transactions (error number &1) typically occurs in the SAP Advanced Planning and Optimization (APO) module when the system has reached its limit for active transactions. This can happen due to various reasons, such as long-running processes, unclosed sessions, or a high volume of concurrent transactions.
  Cause:
  
  Transaction Limit Reached: The system has a predefined limit for the number of active transactions that can be processed simultaneously. When this limit is exceeded, the error is triggered.
  Long-Running Processes: If certain transactions take too long to complete, they may occupy slots in the active transaction pool, preventing new transactions from being initiated.
  Unclosed Sessions: If users do not properly close their sessions or transactions, it can lead to an accumulation of active transactions.
  High Volume of Concurrent Users: A sudden spike in user activity can lead to more transactions being initiated than the system can handle.
  
  Solution:
  
  Monitor Active Transactions: Use transaction codes like SM50 or SM66 to monitor active processes and identify any long-running or stuck transactions. You can terminate these processes if they are no longer needed.
  Increase Transaction Limit: If the current limit is too low for your business needs, consider increasing the limit for active transactions. This can be done by adjusting the relevant parameters in the system configuration.
  Optimize Processes: Review and optimize long-running processes to ensure they complete in a timely manner. This may involve performance tuning or process redesign.
  User Training: Educate users on proper session management, including how to close transactions and sessions when they are no longer needed.
  System Configuration: Check the system configuration settings related to transaction handling and adjust them as necessary to accommodate your workload.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with transaction codes like SM50, SM66, and ST22 for monitoring and troubleshooting.
  SAP Notes: Check SAP Notes for any specific patches or updates related to this error message.
  System Performance: Regularly monitor system performance and transaction load to prevent future occurrences of this error.
  SAP Community: Engage with the SAP Community for insights and shared experiences from other users who may have encountered similar issues.
  
  By addressing the underlying causes and implementing the suggested solutions, you can mitigate the occurrence of the /SAPAPO/RSP01119 error and improve overall system performance.