How To Fix SAI_CACHE809 - Cannot send response to Integration Directory - &1

SAP Error Message - Details

• Message type: E = Error

• Message class: SAI_CACHE - XI Configuration Cache

• Message number: 809

• Message text: Cannot send response to Integration Directory - &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.

What else can you do?

First, use our AnswerBot below to get a possible cause and solution (requires a premium subscription).

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.

You can also try searching the SAP support portal (support.sap.com) but you need a special user ID to access it. It is possible that an SAP support note exists that provides additional details about the mistake or even steps for fixing it.

Smart SAP Assistant

• What is the cause and solution for SAP error message SAI_CACHE809 - Cannot send response to Integration Directory - &1 ?

  The SAP error message SAI_CACHE809 with the description "Cannot send response to Integration Directory - &1" typically occurs in the context of SAP Process Integration (PI) or SAP Process Orchestration (PO). This error indicates that there is an issue with the communication between the Integration Directory and the underlying components, such as the Integration Engine or the Adapter Engine.
  Causes:
  
  Network Issues: There may be network connectivity problems between the Integration Directory and the Integration Engine or Adapter Engine.
  Configuration Errors: Incorrect configuration settings in the Integration Directory or the Integration Engine can lead to this error.
  Performance Issues: High load or performance bottlenecks in the system can prevent the response from being sent.
  System Errors: There may be underlying system errors or exceptions that are causing the communication to fail.
  Authorization Issues: The user or service account may not have the necessary permissions to perform the operation.
  
  Solutions:
  
  Check Network Connectivity: Ensure that there is proper network connectivity between the Integration Directory and the Integration Engine/Adapter Engine. You can use tools like ping or traceroute to diagnose network issues.
  Review Configuration: Verify the configuration settings in the Integration Directory and ensure that they are correct. Check for any recent changes that might have affected the configuration.
  Monitor System Performance: Use monitoring tools to check the performance of the system. Look for any bottlenecks or high resource usage that could be affecting communication.
  Check Logs: Review the logs in the Integration Directory and the Integration Engine for any additional error messages or stack traces that could provide more context about the issue.
  Restart Services: If the issue persists, consider restarting the relevant services (Integration Directory, Integration Engine) to clear any temporary issues.
  Check Authorizations: Ensure that the user or service account has the necessary authorizations to perform the required operations in the Integration Directory.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to this error message. SAP frequently updates its knowledge base with solutions for common problems.
  Documentation: Refer to the official SAP documentation for Process Integration/Orchestration for detailed configuration and troubleshooting steps.
  Community Forums: Engage with the SAP Community or forums where other users may have encountered similar issues and can provide insights or solutions.
  
  If the problem persists after trying the above solutions, it may be necessary to contact SAP support for further assistance.