How To Fix D4103 - Error in external database interface QXDA or XDN

SAP Error Message - Details

• Message type: E = Error

• Message class: D4 - DB2/400 specific messages

• Message number: 103

• Message text: Error in external database interface QXDA or XDN

What causes this issue?

The database interface returned an error because of
the job XDN<sid>LSN is not running
the job QXDAEDRSQL is not running
the password of the IBM i user <sid>nn or <sid>ADM has expired
the password of the IBM i user <sid>nn is different on the application
server and on the database server (only in 3tier configuration)
the kernel library is missing XDNINLSVR *PGM

System Response

&V1&&V2&

How to fix this error?

if you are using XDN: Please start the job XDN<sid>LSN with:
STARTSAP SID(*DB)
if you are using XDA: Please start the job QXDAEDRSQL with:
STARTSAP SID(*DB)
set the password of the IBM i user profile <sid>nn or <sid>ADM to not
expired with: CHGUSRPRF USRPRF(<user>) PWDEXP(*NO)
set the password of the IBM i user profile <sid>nn or <sid>ADM to the
same value on all IBM i servers:
CHGUSRPRF USRPRF(<user>) PASSWORD(password)
there is a problem with the kernel tools, open a CSN message

Procedure for System Administrators

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message D4103 - Error in external database interface QXDA or XDN ?

  The SAP error message D4103, which indicates "Error in external database interface QXDA or XDN," typically arises when there is an issue with the connection or communication between SAP and an external database. This error can occur in various scenarios, such as when using SAP's Data Transfer Workbench, when integrating with third-party applications, or when accessing external data sources.
  Causes:
  
  Connection Issues: Problems with the network connection between SAP and the external database.
  Configuration Errors: Incorrect configuration settings in the SAP system or the external database.
  Database Availability: The external database may be down or not accessible.
  Authorization Issues: Insufficient permissions for the user or service account trying to access the external database.
  Data Format Issues: Mismatches in expected data formats or types between SAP and the external database.
  Driver Issues: Problems with the database drivers or connectors used to interface with the external database.
  
  Solutions:
  
  Check Connection: Verify that the network connection to the external database is active and stable. You can use tools like ping or telnet to test connectivity.
  Review Configuration: Ensure that the connection parameters (such as hostname, port, username, and password) are correctly configured in SAP.
  Database Status: Check the status of the external database to ensure it is running and accessible.
  User Permissions: Confirm that the user or service account has the necessary permissions to access the external database.
  Data Format Validation: Ensure that the data being sent to or received from the external database matches the expected formats.
  Driver Updates: Make sure that the database drivers or connectors are up to date and compatible with both SAP and the external database.
  Logs and Traces: Review SAP application logs (transaction SLG1) and database logs for more detailed error messages that can provide additional context.
  
  Related Information:
  
  SAP Notes: Check SAP Notes for any known issues or patches related to the D4103 error. SAP frequently updates its knowledge base with solutions for common errors.
  Documentation: Refer to the official SAP documentation for guidelines on configuring external database connections and troubleshooting connectivity issues.
  Support: If the issue persists, consider reaching out to SAP Support for assistance, providing them with detailed information about the error and the context in which it occurs.
  
  By following these steps, you should be able to diagnose and resolve the D4103 error in your SAP environment.