How To Fix SAC_TOOLS303 - ICT layer returned connection closed.

SAP Error Message - Details

• Message type: E = Error

• Message class: SAC_TOOLS - Message Class for ABAP Channels tools

• Message number: 303

• Message text: ICT layer returned connection closed.

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 SAC_TOOLS303 - ICT layer returned connection closed. ?

  The error message "SAC_TOOLS303 ICT layer returned connection closed" in SAP Analytics Cloud (SAC) typically indicates a problem with the connection between the SAC and the data source or service it is trying to access. This can occur due to various reasons, including network issues, configuration problems, or service interruptions.
  Possible Causes:
  
  Network Issues: Temporary network disruptions or connectivity problems between SAC and the data source.
  Service Availability: The data source or service may be down or experiencing issues.
  Timeouts: The connection may have timed out due to long-running queries or processes.
  Configuration Errors: Incorrect configuration settings in the connection setup, such as wrong credentials or endpoint URLs.
  Firewall or Security Settings: Firewalls or security settings may be blocking the connection to the data source.
  
  Solutions:
  
  Check Network Connectivity: Ensure that there are no network issues affecting the connection. You can test connectivity to the data source from your network.
  Verify Service Status: Check if the data source or service is operational. If it is down, you may need to wait until it is back online.
  Review Connection Settings: Double-check the connection settings in SAC, including the credentials, endpoint URLs, and any other relevant parameters.
  Increase Timeout Settings: If the connection is timing out, consider increasing the timeout settings in the connection configuration.
  Consult Logs: Look at the logs in SAC for more detailed error messages that might provide additional context about the issue.
  Firewall Rules: Ensure that any firewalls or security settings allow traffic between SAC and the data source.
  Contact Support: If the issue persists, consider reaching out to SAP support for assistance, providing them with the error message and any relevant logs.
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP Analytics Cloud documentation for troubleshooting connection issues.
  Community Forums: Check SAP Community forums for similar issues and solutions shared by other users.
  Updates and Patches: Ensure that your SAP Analytics Cloud instance is up to date with the latest patches and updates, as these may resolve known issues.
  
  By following these steps, you should be able to diagnose and resolve the "SAC_TOOLS303 ICT layer returned connection closed" error in SAP Analytics Cloud.