How To Fix GW721 - SNC deactivated, request rejected

GW721 - Overview

• Message type: E = Error

• Message class: GW - Message Texts for Gateway

• Message number: 721

• Message text: SNC deactivated, request rejected

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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message GW721 - SNC deactivated, request rejected ?

  The SAP error message "GW721 SNC deactivated, request rejected" typically indicates that the Secure Network Communications (SNC) is not enabled or configured properly for the SAP Gateway. This can occur in environments where secure communication is required, such as when using SNC for authentication and encryption.
  
  Cause:
  
  SNC Not Configured: The SNC is not configured in the SAP system or the specific client.
  SNC Deactivation: The SNC is deactivated in the SAP Gateway settings.
  Missing or Incorrect SNC Parameters: The necessary SNC parameters (like snc/enable, snc/identity/as, etc.) are not set correctly in the system profile.
  Client-Side Configuration: The client trying to connect to the SAP system may not have SNC enabled or configured properly.
  Network Issues: There may be network issues preventing the establishment of a secure connection.
  
  
  Solution:
  
  
  Check SNC Configuration:
  
  Ensure that SNC is properly configured in the SAP system. You can check this in transaction RZ10 (Profile Parameters) and look for parameters related to SNC.
  Make sure