How To Fix GW672 - Logon failed

SAP Error Message - Details

• Message type: E = Error

• Message class: GW - Message Texts for Gateway

• Message number: 672

• Message text: Logon 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 GW672 - Logon failed ?

  The SAP error message GW672 "Logon failed" typically indicates an issue with the connection between the SAP GUI (Graphical User Interface) and the SAP system. This error can arise from various causes, and here are some common reasons along with potential solutions:
  Causes:
  
  Incorrect Credentials: The username or password entered may be incorrect.
  User Lock: The user account may be locked due to multiple failed login attempts.
  Expired Password: The password may have expired and needs to be reset.
  Network Issues: There may be network connectivity problems preventing access to the SAP server.
  SAP System Configuration: The SAP system may not be configured correctly to accept logins.
  Client-Specific Issues: The client you are trying to log into may not be available or may have specific restrictions.
  Authorization Issues: The user may not have the necessary authorizations to log into the system.
  
  Solutions:
  
  Check Credentials: Verify that the username and password are correct. If unsure, try resetting the password or contacting your system administrator.
  Unlock User Account: If the account is locked, contact your SAP administrator to unlock it.
  Reset Password: If the password has expired, follow the organization's procedure to reset it.
  Network Troubleshooting: Check your network connection and ensure that you can reach the SAP server. You can try pinging the server or checking with your IT department.
  SAP System Configuration: Ensure that the SAP system is up and running and that there are no configuration issues. This may require assistance from the SAP Basis team.
  Client Availability: Make sure you are trying to log into the correct client and that it is available.
  Authorization Check: Confirm with your SAP administrator that you have the necessary authorizations to access the system.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific issues related to the GW672 error. SAP frequently updates its knowledge base with solutions to common problems.
  Transaction Codes: If you have access, you can use transaction codes like SU01 (User Maintenance) to check user status or SU53 (Authorization Check) to analyze authorization issues.
  Logs: Review system logs (SM21) or developer traces (ST22) for more detailed error messages that may provide additional context.
  
  If the problem persists after trying the above solutions, it may be necessary to escalate the issue to your SAP support team or consult with SAP support directly for further assistance.