How To Fix /SAPSLL/PLUGINR3311 - Customs server access: Communication error: & &

SAP Error Message - Details

• Message type: E = Error

• Message class: /SAPSLL/PLUGINR3 -

• Message number: 311

• Message text: Customs server access: 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 /SAPSLL/PLUGINR3311 - Customs server access: Communication error: & & ?

  The SAP error message /SAPSLL/PLUGINR3311 indicates a communication error when trying to access the customs server. This error typically occurs in the context of SAP's Logistics and Supply Chain Management modules, particularly when dealing with customs and foreign trade processes.
  Causes:
  
  Network Issues: There may be network connectivity problems between the SAP system and the customs server.
  Server Unavailability: The customs server may be down or undergoing maintenance.
  Configuration Errors: Incorrect configuration settings in the SAP system related to the customs server connection.
  Firewall Restrictions: Firewalls or security settings may be blocking the communication between the SAP system and the customs server.
  Incorrect Credentials: If the connection requires authentication, incorrect credentials may lead to a communication error.
  SAP Notes: There may be specific SAP Notes that address known issues or bugs related to this error.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the network connection between the SAP system and the customs server is stable and functioning. You can use tools like ping or traceroute to diagnose connectivity issues.
  Verify Server Status: Check if the customs server is operational. If it is down, you may need to wait until it is back online or contact the relevant support team.
  Review Configuration Settings: Go through the configuration settings in the SAP system to ensure that they are correct. This includes checking the RFC destination settings and any related parameters.
  Firewall and Security Settings: Ensure that firewalls or security settings are not blocking the required ports for communication. You may need to work with your IT security team to verify this.
  Check Credentials: If authentication is required, verify that the credentials used for the connection are correct and have the necessary permissions.
  Consult SAP Notes: Look for relevant SAP Notes that may provide additional guidance or patches related to this error. You can search for notes in the SAP Support Portal.
  Contact SAP Support: If the issue persists after trying the above solutions, consider reaching out to SAP Support for further assistance.
  
  Related Information:
  
  SAP Documentation: Review the official SAP documentation for the specific module you are working with, as it may provide insights into configuration and troubleshooting.
  Community Forums: Check SAP community forums or other online resources where users may have discussed similar issues and solutions.
  System Logs: Analyze system logs (such as ST22 for dumps or SM21 for system logs) for any additional error messages that may provide more context about the communication failure.
  
  By following these steps, you should be able to diagnose and resolve the communication error related to the customs server in your SAP system.