A 12154 is most often caused by a configuration error, though I have
observed it start occurring under extremely heavy load on an otherwise well
functioning system. Try this FAQ entry:
http://www.orafaq.com/error/ora-12154.htm
--
Michael D. Long
Microsoft MVP - Windows SDK
"Ollie" <(E-Mail Removed)> wrote in message
news:(E-Mail Removed)...
>I have an Oracle 8i database that I have to access via .Net (C#) So is
>there
> a ODP.Net provider for Oracle 8i or can I use Oracle 9i Release 2 Data
> Provider for .NET 9.2.0.4.0 to access the database?
>
> I have d\l the above .net provider and installed it and it is throwing the
> well known error when attempting to connect to the Oracle 8i database.
>
> ORA-12154: TNS:could not resolve service name
>
> Am I better off using the MS provided Oracle provider or will this have a
> similar problem?
>
> So I checked the tnsname file and it has the relevant entry but still it
> fails, oh this is a winforms app not a web app I will cross that
> priviledge
> bridge when I come to that.....
>
> Oracle every wondered why developers like MS IDE and database
> connectivity.......
>
> Cheers
>
> Ollie Riches
>
>