How To Fix SIG153 - Invalid password. Enter valid password

SAP Error Message - Details

• Message type: E = Error

• Message class: SIG - Digital Signature

• Message number: 153

• Message text: Invalid password. Enter valid password

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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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.

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Smart SAP Assistant

• What is the cause and solution for SAP error message SIG153 - Invalid password. Enter valid password ?

  The SAP error message SIG153, which states "Invalid password. Enter valid password," typically occurs when a user attempts to log in to the SAP system with an incorrect password. Here are the causes, solutions, and related information for this error:
  Causes:
  
  Incorrect Password: The most common cause is that the user has entered the wrong password.
  Account Lockout: After multiple failed login attempts, the user account may become locked due to security policies.
  Expired Password: The password may have expired, requiring the user to reset it.
  User ID Issues: The user ID may be incorrect or not exist in the system.
  System Configuration: There may be issues with the system configuration or user management settings.
  
  Solutions:
  
  Check Password: Ensure that the password is entered correctly, paying attention to case sensitivity and any special characters.
  Reset Password: If the password is forgotten or expired, the user should follow the organization's procedure to reset the password. This may involve contacting the system administrator.
  Unlock Account: If the account is locked, the user may need to contact the system administrator to unlock it.
  Verify User ID: Confirm that the user ID is correct and exists in the SAP system.
  Check System Settings: If the issue persists, the system administrator should check the user management settings and security policies in the SAP system.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any specific issues related to the version of SAP you are using. SAP Notes can provide additional troubleshooting steps or patches.
  User Management: Familiarize yourself with the user management tools in SAP, such as transaction codes SU01 (User Maintenance) and SU10 (Mass User Maintenance).
  Security Policies: Review the organization's security policies regarding password complexity, expiration, and account lockout settings.
  Documentation: Refer to SAP documentation for guidelines on user authentication and password management.
  
  If the problem persists after trying the above solutions, it may be necessary to involve your IT support team or SAP Basis team for further investigation.