How To Fix RS_DB_DB6318 - BW system/BW DB hostname does not match NLS connection parameters (&1)

SAP Error Message - Details

• Message type: E = Error

• Message class: RS_DB_DB6 - DB6-Specific Messages in SAP BW

• Message number: 318

• Message text: BW system/BW DB hostname does not match NLS connection parameters (&1)

What causes this issue?

BW-Systemname bzw. BW database hostname does not match the NLS
connection parameters (<(>&<)>V1<(>&<)>).

System Response

If there are any discrepancies between the current information and the
information in the field connection parameters in the RSDANLCON table
for the NLS connection, the system does not allow an NLS connection to
be created:

How to fix this error?

Check the connection parameters of NLS connection:
The current BW system name or current BW database hostname must match
the information in the field connection parameters in the RSDANLCON
table:

Procedure for System Administrators

CONPARAMS = <(>&<)>V1<(>&<)>

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message RS_DB_DB6318 - BW system/BW DB hostname does not match NLS connection parameters (&1) ?

  The SAP error message RS_DB_DB6318 indicates that there is a mismatch between the hostname of the BW system and the hostname specified in the NLS (National Language Support) connection parameters. This can occur in SAP BW (Business Warehouse) systems when there are discrepancies in the configuration settings related to database connections.
  Cause:
  
  Hostname Mismatch: The hostname of the BW system as configured in the database connection does not match the hostname specified in the NLS parameters.
  Configuration Issues: Incorrect settings in the SAP BW system or the database configuration can lead to this error.
  Network Issues: DNS resolution problems or network configuration issues can also cause hostname mismatches.
  
  Solution:
  To resolve the RS_DB_DB6318 error, you can follow these steps:
  
  
  Check Database Connection Parameters:
  
  Go to the SAP BW system and check the database connection parameters.
  Ensure that the hostname specified in the connection parameters matches the actual hostname of the database server.
  
  
  
  Verify NLS Parameters:
  
  Check the NLS connection parameters in the SAP BW system.
  Make sure that the hostname in the NLS parameters is correct and matches the database server's hostname.
  
  
  
  Update Configuration:
  
  If there is a mismatch, update the configuration to ensure that both the database connection parameters and NLS parameters are consistent.
  This may involve updating the tnsnames.ora file or other relevant configuration files depending on your database type (e.g., Oracle, SQL Server).
  
  
  
  Check DNS Resolution:
  
  Ensure that the hostname can be resolved correctly by the system. You can use commands like ping or nslookup to verify DNS resolution.
  If there are issues with DNS, consider updating the hosts file or DNS settings.
  
  
  
  Restart Services:
  
  After making changes, restart the relevant services or the entire SAP BW system to ensure that the changes take effect.
  
  
  
  Consult Documentation:
  
  Refer to SAP Notes or documentation specific to your version of SAP BW and the database you are using for any additional troubleshooting steps or configuration guidelines.
  
  
  
  Related Information:
  
  SAP Notes: Check for any relevant SAP Notes that may provide additional insights or patches related to this error.
  Database Documentation: Review the documentation for your specific database (e.g., Oracle, SQL Server) for connection parameter settings and NLS configurations.
  SAP Community: Engage with the SAP Community forums for discussions and solutions shared by other users who may have encountered similar issues.
  
  By following these steps, you should be able to identify and resolve the cause of the RS_DB_DB6318 error in your SAP BW system.