How To Fix S_UNIFIED_CON300 - Logon information is incorrect

SAP Error Message - Details

• Message type: E = Error

• Message class: S_UNIFIED_CON - Message Class for Unified Connectivity

• Message number: 300

• Message text: Logon information is incorrect

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?

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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 S_UNIFIED_CON300 - Logon information is incorrect ?

  The SAP error message S_UNIFIED_CON300 indicates that there is an issue with the logon information provided when trying to access the SAP system. This error typically arises when the credentials (username and password) are incorrect or when there are issues with the user account itself.
  Causes:
  
  Incorrect Credentials: The username or password entered is incorrect.
  User Lockout: The user account may be locked due to multiple failed login attempts.
  Expired Password: The password may have expired and needs to be reset.
  User Not Authorized: The user may not have the necessary authorizations to log in.
  System Configuration Issues: There may be issues with the SAP system configuration or the connection settings.
  Network Issues: Problems with the network connection to the SAP server can also lead to this error.
  
  Solutions:
  
  Verify Credentials: Double-check the username and password for accuracy. Ensure that the Caps Lock key is not on and that you are entering the credentials in the correct case.
  Reset Password: If the password has expired, reset it using the appropriate method (e.g., through the SAP GUI or by contacting your system administrator).
  Unlock User Account: If the account is locked, contact your SAP administrator to unlock it.
  Check Authorizations: Ensure that the user has the necessary authorizations to log in to the system.
  Review System Configuration: Check the SAP system configuration settings to ensure that they are correct and that the system is running properly.
  Network Troubleshooting: Ensure that there are no network issues preventing access to the SAP server. Check your internet connection and any VPN settings if applicable.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues related to this error message. SAP frequently updates its knowledge base with solutions to common problems.
  User Management: If you have access, you can use transaction codes like SU01 (User Maintenance) to check user details and statuses.
  Logs: Review system logs (transaction SM21) for any additional error messages that may provide more context about the issue.
  Support: If the issue persists, consider reaching out to your SAP support team or consulting SAP's official support channels for further assistance.
  
  By following these steps, you should be able to identify and resolve the issue causing the S_UNIFIED_CON300 error message.