Getting issue while connecting to oracle database(DBCS)

I am getting below error while trying to connect to Oracle database(DBCS) through uipath:
Connect: ORA-28040: No matching authentication protocol

I am using below connection string:
and below provider name:

Hi Priharti,

I am lao getting same error. If you got the solution please let me know.


Hi, welcome to the community!
This is more a Oracle question than UiPath, check this:
Open the sqlnet.ora config file and see if you have something like this:


Hi bcorrea,

I am able to connect manually from Oracle SQL developer tool. but failed whilw i am connecting from Uipath DBconnect activity.

Let me know your thoughts.

Thanks & Regards,

What are you selecting as data provider to connect to oracle from UiPath?

it is System.Data.OracleClient

can you try with ODBC?

Hi, I am getting this error.

If you have the 32 bits oracle client installed with the odbc driver, you should see it as an option to select on the wizard.