How To Fix DU200 - *** Communication *******************************************************

SAP Error Message - Details

• Message type: E = Error

• Message class: DU - Data transfer to SAP-EIS

• Message number: 200

• Message text: *** Communication *******************************************************

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 DU200 - *** Communication ******************************************************* ?

  The SAP error message DU200 typically indicates a communication issue within the SAP system. This error can arise from various causes, including network problems, configuration issues, or problems with the SAP application itself. Here’s a breakdown of potential causes, solutions, and related information:
  Causes:
  
  Network Issues: Problems with the network connection between the SAP application server and the database or between different application servers.
  Configuration Errors: Incorrect settings in the SAP system configuration, such as RFC (Remote Function Call) destinations or communication parameters.
  System Load: High load on the SAP system can lead to timeouts and communication failures.
  Firewall or Security Settings: Firewalls or security settings may block communication between different components of the SAP system.
  SAP Kernel Issues: Bugs or issues in the SAP kernel or application code can also lead to communication errors.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the network connection is stable and that there are no interruptions. Use tools like ping or traceroute to diagnose network issues.
  Review Configuration Settings: Check the RFC destinations and ensure they are correctly configured. Use transaction code SM59 to verify RFC connections.
  Monitor System Performance: Use transaction codes like SM50 or SM66 to monitor system performance and check for any processes that are consuming excessive resources.
  Check Firewall Settings: Ensure that the necessary ports for SAP communication are open and that there are no firewall rules blocking the communication.
  Review SAP Notes: Check the SAP Support Portal for any relevant SAP Notes that may address known issues related to the DU200 error.
  Restart Services: If the issue persists, consider restarting the affected SAP services or the entire SAP system as a last resort.
  
  Related Information:
  
  Transaction Codes: Familiarize yourself with relevant transaction codes such as SM21 (System Log), ST22 (Dump Analysis), and SICF (HTTP Services) for troubleshooting.
  SAP Support: If the issue cannot be resolved internally, consider reaching out to SAP Support for assistance, providing them with detailed logs and error messages.
  Documentation: Review SAP documentation and community forums for additional insights and solutions shared by other users who may have encountered similar issues.
  
  By following these steps, you should be able to diagnose and resolve the DU200 communication error in your SAP system.