How To Fix 00639 - Datagram send failed

00639 - Overview

• Message type: E = Error

• Message class: 00 -

• Message number: 639

• Message text: Datagram send failed

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 00639 - Datagram send failed ?

  The SAP error message "00639 Datagram send failed" typically indicates a communication issue between the SAP system and the database or another system component. This error can occur due to various reasons, including network problems, configuration issues, or resource limitations.
  Causes:
  
  Network Issues: Problems with the network connection, such as high latency, packet loss, or network outages, can prevent datagrams from being sent successfully.
  Firewall Settings: Firewalls or security settings may block the necessary ports for SAP communication.
  Database Connection Problems: Issues with the database server, such as it being down or unreachable, can lead to this error.
  Resource Limitations: Insufficient system resources (CPU, memory, etc.) on the application server or database server can cause communication failures.
  Configuration Errors: Incorrect settings in the SAP system configuration, such as incorrect hostnames or IP addresses, can lead to this error.
  
  Solutions:
  
  Check Network Connectivity: Ensure that the network connection between the SAP application server and the database server is stable.