How To Fix NOTE103 - Communication error &

SAP Error Message - Details

• Message type: E = Error

• Message class: NOTE - Status and note messages

• Message number: 103

• Message text: Communication error &

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 NOTE103 - Communication error & ?

  The SAP error message "NOTE103 Communication error" typically indicates a problem with communication between the SAP system and another system or component, such as a database, application server, or external service. This error can arise from various issues, including network problems, configuration errors, or service outages.
  Causes:
  
  Network Issues: Problems with the network connection, such as downtime, latency, or misconfigured firewalls.
  Configuration Errors: Incorrect settings in the SAP system or the external system it is trying to communicate with.
  Service Outages: The external service or database may be down or experiencing issues.
  Authorization Issues: The user or service account may not have the necessary permissions to access the required resources.
  Protocol Mismatches: Incompatibility between the communication protocols used by the SAP system and the external system.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the network connection between the SAP system and the external system is stable and functioning correctly. Use tools like ping or traceroute to diagnose connectivity issues.
  Review Configuration Settings: Verify the configuration settings in both the SAP system and the external system. Ensure that all parameters are correctly set, including hostnames, ports, and protocols.
  Check Service Status: Confirm that the external service or database is up and running. If it is down, you may need to contact the service provider or your IT department for resolution.
  Review Authorization: Ensure that the user or service account has the necessary permissions to access the required resources. Check roles and authorizations in the SAP system.
  Consult SAP Notes: Look for relevant SAP Notes in the SAP Support Portal that may address this specific error. SAP Notes often provide detailed troubleshooting steps and solutions.
  Check Logs: Review the application logs and system logs in SAP (transaction codes like SM21, ST22, or SLG1) for more detailed error messages that can provide additional context for the communication error.
  
  Related Information:
  
  SAP Support Portal: Access the SAP Support Portal for additional resources, including documentation and community forums.
  SAP Community: Engage with the SAP Community to seek advice from other users who may have encountered similar issues.
  SAP Documentation: Refer to the official SAP documentation for guidance on configuring communication settings and troubleshooting common errors.
  
  If the issue persists after trying the above solutions, it may be necessary to escalate the problem to your SAP Basis team or SAP support for further investigation.