How To Fix GW221 - Communication terminated

GW221 - Overview

• Message type: E = Error

• Message class: GW - Message Texts for Gateway

• Message number: 221

• Message text: Communication terminated

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 GW221 - Communication terminated ?

  The SAP error message GW221 ("Communication terminated") typically indicates that there is a problem with the communication between the SAP system and an external system or service. This error can occur in various scenarios, such as when using SAP Gateway, RFC (Remote Function Call), or when connecting to external services via HTTP/SOAP.
  Causes of GW221 Error
  
  Network Issues: Problems with the network connection, such as timeouts, disconnections, or firewall restrictions, can lead to this error.
  Service Unavailability: The external service or system you are trying to connect to may be down or not reachable.
  Configuration Errors: Incorrect configuration settings in the SAP system or the external system can cause communication failures.
  Protocol Mismatch: If there is a mismatch in the communication protocols (e.g., HTTP vs. HTTPS), it can lead to termination of communication.
  Timeout Settings: If the response time from the external service exceeds the timeout settings configured in SAP, it may result in this error.
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