SAC Live Connection Issues

While live connections between SAP Analytics Cloud (SAC) and S/4HANA offer powerful real-time data analysis, there are some documented limitations and potential issues to be aware of:

1. Feature Limitations:

• Limited Query Features: Not all query features available in S/4HANA are fully supported in SAC live connections. This can restrict complex analysis or custom calculations that might be possible directly within S/4HANA.
• Data Refresh Limitations: Live connections rely on the S/4HANA system for data refresh. Any delays or performance issues on the S/4HANA side can impact the responsiveness of your SAC stories.
• Limited Offline Access: Live connections require an active connection to the S/4HANA system. Offline access to data is not possible, which can be a limitation for users who need to work without a constant internet connection.

2. Performance Considerations:

• Network Latency: The performance of live connections is sensitive to network latency between SAC and your S/4HANA system. High latency can lead to slow response times and a poor user experience.  
• S/4HANA System Load: Running complex queries in SAC can put a load on your S/4HANA system. It's important to optimize queries and consider the impact on S/4HANA performance, especially during peak usage times.
• Data Model Complexity: Large or complex data models in S/4HANA can impact the performance of live connections. It's crucial to design efficient models and use appropriate aggregation techniques.

3. Security and Access Control:

• User Authentication: Proper user authentication and authorization are critical for secure live connections. Ensure that users have the necessary permissions in both SAC and S/4HANA to access the required data.
• Data Security: Sensitive data in S/4HANA needs to be protected. Implement appropriate security measures in both systems to prevent unauthorized access.

4. Troubleshooting and Support:

• Connection Issues: Network connectivity problems, firewall configurations, or incorrect connection settings can prevent SAC from establishing a live connection to S/4HANA. Troubleshooting these issues may require IT support.
• Data Errors: Data inconsistencies or errors in S/4HANA can lead to incorrect results in SAC. It's important to have data quality checks in place and a process for resolving data issues.

5. Other Considerations:

• Version Compatibility: Ensure that your SAC and S/4HANA versions are compatible for live connections. SAP provides documentation on supported versions.
• SAP Cloud Connector: For on-premise S/4HANA systems, you'll need to configure the SAP Cloud Connector to establish a secure connection with SAC.  
• CORS (Cross-Origin Resource Sharing): Proper CORS configuration is necessary to allow SAC to access data from your S/4HANA system.

Where to Find More Information:

• SAP Help Portal: The official SAP Help Portal provides detailed documentation on SAC live connections, including troubleshooting guides and best practices.  
• SAP Community Network: The SAP Community Network is a valuable resource for finding answers to common issues, getting advice from experts, and connecting with other SAC users.  
• SAP Notes: Search for SAP Notes related to SAC and S/4HANA live connections to find solutions to known issues and bugs.

By being mindful of these potential issues and following best practices for configuration and optimization, you can successfully leverage the power of live connections between SAC and S/4HANA for real-time data analysis and decision-making.