How To Fix RSAR021 - Task: Activate source system &1

SAP Error Message - Details

• Message type: E = Error

• Message class: RSAR - Data Transfer and Metadata Maintenance

• Message number: 021

• Message text: Task: Activate source system &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.

Unfortunately, there isn't any extra information in this error notice.

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Also, review the in-depth Common Questions & Answers listed below; you could discover a solution there or be able to connect with others who have faced similar challenges.

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Smart SAP Assistant

• What is the cause and solution for SAP error message RSAR021 - Task: Activate source system &1 ?

  The SAP error message RSAR021 typically occurs when there is an issue with activating a source system in the SAP BW (Business Warehouse) environment. This error can arise due to various reasons, including configuration issues, connectivity problems, or missing authorizations.
  Cause:
  
  Incorrect Source System Configuration: The source system may not be configured correctly in the SAP BW system.
  Network Issues: There may be network connectivity problems between the SAP BW system and the source system.
  Authorization Issues: The user may not have the necessary authorizations to activate the source system.
  Technical Issues: There could be technical issues with the source system itself, such as it being down or not reachable.
  Transport Issues: If the source system was recently transported, there may be inconsistencies in the configuration.
  
  Solution:
  
  
  Check Source System Configuration:
  
  Go to the SAP BW system and verify the configuration of the source system in transaction RSA1 (Data Warehousing Workbench).
  Ensure that all required parameters are correctly set.
  
  
  
  Verify Network Connectivity:
  
  Check if the source system is reachable from the SAP BW system. You can use tools like ping or telnet to test connectivity.
  Ensure that any firewalls or network settings are not blocking the connection.
  
  
  
  Review Authorizations:
  
  Ensure that the user trying to activate the source system has the necessary authorizations. Check the roles and profiles assigned to the user.
  
  
  
  Check Source System Status:
  
  Verify that the source system is up and running. If it is down, you will need to resolve the issue with the source system.
  
  
  
  Transport Consistency:
  
  If the source system was recently transported, check for any inconsistencies. You may need to re-import the transport or manually adjust the configuration.
  
  
  
  Check Logs:
  
  Review the system logs for any additional error messages or warnings that could provide more context about the issue. You can check transaction SM21 for system logs.
  
  
  
  Re-attempt Activation:
  
  After addressing the above points, try to activate the source system again.
  
  
  
  Related Information:
  
  Transaction Codes:
  
  RSA1: Data Warehousing Workbench
  SM21: System Log
  SU53: Authorization Check
  
  
  SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address specific issues related to RSAR021.
  Documentation: Refer to the SAP BW documentation for detailed steps on configuring and managing source systems.
  
  If the issue persists after trying the above solutions, it may be beneficial to consult with your SAP Basis team or reach out to SAP support for further assistance.