How To Fix RSCRT166 - There is already a real-time Ipak for DataSource & from source system &

SAP Error Message - Details

• Message type: E = Error

• Message class: RSCRT - Near-To-Real-Time Messages

• Message number: 166

• Message text: There is already a real-time Ipak for DataSource & from source system &

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSCRT166 - There is already a real-time Ipak for DataSource & from source system & ?

  The SAP error message RSCRT166 indicates that there is already an active real-time InfoPackage (Ipak) for a specific DataSource from a source system. This typically occurs in the context of SAP BW (Business Warehouse) when trying to load data in real-time from a source system, such as an SAP ERP system.
  Cause:
  The error is caused by the following scenarios:
  
  Concurrent Real-Time Data Loads: Another real-time InfoPackage is already running for the same DataSource, which prevents a new one from being initiated.
  Configuration Issues: There may be misconfigurations in the DataSource or InfoPackage settings that lead to this error.
  System Locking: The system may have a locking mechanism that prevents multiple real-time loads from occurring simultaneously for the same DataSource.
  
  Solution:
  To resolve the RSCRT166 error, you can take the following steps:
  
  
  Check Active InfoPackages:
  
  Go to the SAP BW system and check the status of active InfoPackages for the DataSource in question. You can do this in the Data Warehousing Workbench (transaction RSA1) or by using transaction RSMO (Monitor Data Transfer).
  If you find an active InfoPackage, you may need to wait for it to complete before starting a new one.
  
  
  
  Terminate Running InfoPackage:
  
  If the active InfoPackage is stuck or taking too long, you may consider terminating it. This can be done in the monitor (RSMO) by selecting the InfoPackage and choosing the option to cancel it.
  
  
  
  Review Scheduling:
  
  Ensure that your InfoPackages are scheduled appropriately to avoid overlaps. If you have multiple processes that could trigger real-time loads, consider staggering their execution times.
  
  
  
  Check for Configuration Issues:
  
  Review the configuration of the DataSource and the InfoPackage to ensure that they are set up correctly for real-time data extraction.
  
  
  
  System Logs:
  
  Check the system logs (transaction SM21) for any additional error messages or warnings that might provide more context about the issue.
  
  
  
  Consult Documentation:
  
  Refer to SAP documentation or notes related to real-time data extraction and InfoPackages for any specific recommendations or known issues.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  RSA1: Data Warehousing Workbench
  RSMO: Monitor Data Transfer
  SM21: System Log
  
  
  SAP Notes: Check for any relevant SAP Notes that might address this specific error or provide additional troubleshooting steps.
  Real-Time Data Acquisition: Familiarize yourself with the concepts of real-time data acquisition in SAP BW, including how InfoPackages and DataSources work together.
  
  By following these steps, you should be able to identify the cause of the RSCRT166 error and take appropriate action to resolve it.