How To Fix RSRPREC004 - Unable to set up connection for session &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RSRPREC - Messages for EXCEL Workbook Precalculation

• Message number: 004

• Message text: Unable to set up connection for session &1

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 RSRPREC004 - Unable to set up connection for session &1 ?

  The SAP error message RSRPREC004, which states "Unable to set up connection for session &1," typically occurs in the context of SAP BW (Business Warehouse) or SAP BI (Business Intelligence) when there is an issue with the data extraction or data loading process. This error can arise due to various reasons, including configuration issues, connectivity problems, or resource limitations.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the source system or database.
  Session Management: The session specified in the error message may not be properly initialized or may have expired.
  Resource Limitations: Insufficient resources (like memory or CPU) on the server can prevent the establishment of a new session.
  Configuration Errors: Incorrect settings in the data source or in the BW system can lead to connection issues.
  Authorization Issues: The user may not have the necessary authorizations to access the data source or to create a session.
  Database Issues: Problems with the underlying database (e.g., it being down or unreachable) can also cause this error.
  
  Solutions:
  
  Check Network Connectivity: Ensure that there are no network issues between the SAP BW system and the source system. You can use tools like ping or traceroute to diagnose connectivity.
  Review Session Management: Check if the session ID mentioned in the error message is valid and active. If it has expired, try restarting the data load process.
  Monitor System Resources: Use transaction codes like SM50 or SM66 to monitor system performance and check for any resource bottlenecks.
  Verify Configuration Settings: Review the configuration settings for the data source in the SAP BW system. Ensure that all parameters are correctly set.
  Check Authorizations: Ensure that the user executing the data load has the necessary authorizations to access the data source and perform the required actions.
  Database Health Check: Verify that the database is up and running. Check for any issues in the database logs that might indicate problems.
  Restart the Data Load: Sometimes, simply restarting the data load process can resolve transient issues.
  
  Related Information:
  
  Transaction Codes: Use transaction codes like RSA1 (Data Warehousing Workbench) to check the data source settings and monitor data loads.
  Logs and Traces: Check the application logs (transaction SLG1) for more detailed error messages that can provide additional context.
  SAP Notes: Search for relevant SAP Notes in the SAP Support Portal that may address specific issues related to this error message.
  SAP Community: Engage with the SAP Community forums for insights from other users who may have encountered similar issues.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your SAP Basis team or SAP support for further investigation.