Re: HELP: Error 12154 when trying to log into Enterprise Manager

Or you have multiple copies of TNSNAMES.ORA that are not synchronized.

Daniel Morgan

Sybrand Bakker wrote:

> On 27 Mar 2002 18:17:08 GMT, theminbari_at_aol.com (TheMinbari) wrote:
>
> >Whenever I try to log onto Instance, Security, Schema, whatever manager in
> >Enterprise Manager on Windows NT, I get this error.
> >
> >It gives me this error and complains that it cannot find the message text.
> >What am I doing wrong ?
> >
> >I tried recreating the repository but got this error anyway.
>
> 12154 means cannot resolve service name.
> It implies you are using a service name which is not present in your
> tnsnames.ora
>
> So obvious questions:
> - did you configure sqlnet at all?
> - do you have multiple tnsnames.ora floating around (OEM is usually
> installed in a different Oracle_home)
> - if so, did you synchronize them and/or set the TNS_ADMIN registry
> variable (in hklm\software\oracle) to point to the central
> network\admin directory?
>
> Hth
>
> Sybrand Bakker, Senior Oracle DBA
>
> To reply remove -verwijderdit from my e-mail address
Received on Wed Mar 27 2002 - 14:09:49 CST