ORA-12504: TNS:listener was not given the SERVICE_NAME in CONNECT_DATA

Question

I\'m trying to connect my local Oracle 11g database using server explorer in Visual Studio 2010. I tried to setup everything as per instruction, but I\'m still getting an OR

Answer 1

In the "Connection Properties" -> "Advanced" set in the "Data Source" field the information in format HOST/SERVICE_NAME. E.g. 127.0.0.1/TEST