What Should I Do If I Cannot Connect to My DDS Instance?

Error information: Command failed with error 18 (AuthenticationFailed): 'Authentication failed.' on server xxx.xxx.xx.xx:xxxx. The full response is { 'ok' : 0.0, 'errmsg' : "Authentication failed.", "code" : 18, "codeName" : "AuthenticationFailed" }

1. Error cause: The username or password of the DDS instance is incorrect.

   Solution: Ensure that the username and password are correct. If you are not sure, view the username or reset the password on the DDS console.

   Notice

   Changing the password may affect services.

2. Error cause: The entered username does not have the permission to access the database.

   Solution: Ensure that the account has the permission to access the database. If you are not sure, connect to the admin database as user rwuser. Then check whether the entered username has the required permission.