How To Fix GW012 - Connection to &1 / &2 failed

GW012 - Overview

• Message type: E = Error

• Message class: GW - Message Texts for Gateway

• Message number: 012

• Message text: Connection to &1 / &2 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 GW012 - Connection to &1 / &2 failed ?

  The SAP error message GW012 indicates that there is a failure in establishing a connection to a specified system or service. The placeholders &1 and &2 typically represent the target system's hostname and service name or port number, respectively. This error is often related to issues with the SAP Gateway or network connectivity.
  Causes of GW012 Error
  
  
  Network Issues: There may be network connectivity problems between the SAP system and the target system. This could be due to firewalls, routing issues, or network outages.
  
  
  Incorrect Configuration: The connection parameters (hostname, port, etc.) may be incorrectly configured in the SAP system.
  
  
  Service Not Running: The target service (like an SAP Gateway or an application server) may not be running or may have crashed.
  
  
  Authorization Issues: The user may not have the necessary authorizations to access the target system.
  
  
  DNS Resolution Problems: The hostname may not be resolving correctly due to DNS issues.
  
  
  SAP Gateway Configuration: The SAP Gateway