How To Fix DP_SHARED755 - username/password not found, check xsuaa service binding

SAP Error Message - Details

• Message type: E = Error

• Message class: DP_SHARED - SAP digital payments add-on shared error messages

• Message number: 755

• Message text: username/password not found, check xsuaa service binding

Self-Explanatory Message

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Smart SAP Assistant

• What is the cause and solution for SAP error message DP_SHARED755 - username/password not found, check xsuaa service binding ?

  The SAP error message DP_SHARED755 username/password not found, check xsuaa service binding typically indicates an issue with the authentication configuration in an SAP Cloud Platform (SCP) environment, particularly when using the XSUAA (XS User Account and Authentication) service. This error suggests that the application is unable to find the credentials for the specified user, which may be due to several reasons.
  Causes:
  
  Incorrect Service Binding: The XSUAA service may not be correctly bound to your application. This could happen if the service instance was not created or bound properly.
  Missing or Incorrect Credentials: The username or password being used may be incorrect or not exist in the XSUAA service.
  Configuration Issues: There may be issues in the configuration files (like xs-security.json) that define the authentication settings.
  User Not Provisioned: The user may not be provisioned in the XSUAA service, meaning they do not exist in the user store.
  Environment Issues: The application may be running in an environment where the XSUAA service is not accessible or has been misconfigured.
  
  Solutions:
  
  
  Check Service Binding:
  
  Ensure that the XSUAA service is correctly bound to your application. You can do this by checking the manifest.yml or the mta.yaml file for the correct service binding.
  Use the SAP Cloud Platform cockpit to verify that the XSUAA service instance is created and bound to your application.
  
  
  
  Verify Credentials:
  
  Check the credentials being used in your application. Ensure that the username and password are correct and that the user exists in the XSUAA service.
  You can use tools like Postman to test the authentication against the XSUAA service.
  
  
  
  Review Configuration Files:
  
  Inspect the xs-security.json file to ensure that the configuration is correct and that the required scopes and roles are defined properly.
  Make sure that the application is configured to use the correct XSUAA service instance.
  
  
  
  Provision the User:
  
  If the user does not exist, you may need to provision the user in the XSUAA service. This can typically be done through the SAP Cloud Platform cockpit or using the appropriate APIs.
  
  
  
  Check Environment Settings:
  
  Ensure that the application is running in the correct environment where the XSUAA service is accessible.
  Check for any network issues or service outages that may be affecting the XSUAA service.
  
  
  
  Related Information:
  
  SAP Documentation: Refer to the official SAP documentation for XSUAA and authentication best practices.
  Logs and Monitoring: Check the application logs and monitoring tools in the SAP Cloud Platform to gather more information about the error.
  Community and Support: If the issue persists, consider reaching out to the SAP Community or SAP Support for further assistance.
  
  By following these steps, you should be able to diagnose and resolve the DP_SHARED755 error related to XSUAA service binding.