Re: Cannot Start Listener in 10g, But Can in 9i

From: if_investor_at_yahoo.com <basis_consultant_at_hotmail.com>
Date: Mon, 15 Mar 2010 10:04:25 -0700 (PDT)
Message-ID: <84a9cd43-7876-42d2-bee8-58aa368ffac9_at_o30g2000yqb.googlegroups.com>

On Mar 15, 12:43 pm, John Hurley <johnbhur..._at_sbcglobal.net> wrote:
> On Mar 15, 12:06 pm, "if_inves..._at_yahoo.com"
>
> <basis_consult..._at_hotmail.com> wrote:
>
> snip
>
>
>
>
>
> > I upgraded a Win2000 (SP4) server from Oracle 9i to 10.2.0.4. (It is a
> > SAP system, not
> > supported for Ora11).
>
> > The upgrade went well. I used DBUA. I can start the database in 10g.
>
> > However, when I try to start the listener, the response is a set of
> > TNS errors:
> > (TNS-12542: TNS:address already in use,  TNS-12560: TNS:protocol
> > adapter error,
> >  TNS-00512: Address already in use).
>
> > I checked "netstat -a" , the port is free and few connections are
> > being used. I
> > tried changing ports, etc..., but the problem persists.
>
> > The interesting thing is that the listener works when I  "switch it"
> > to the 9i
> > version.
>
> > That is, I change the env. variables ORACLE_HOME and the registry
> > settings ORACLE_HOME, ORACLE_HOME_NAME, ORACLE_GROUP_NAME
> > to point to 9i.
>
> > I log off and on, and start the listener from <Oracle_9i home>\bin.
> > (Because
> > the 10g version is on the path).
>
> > Then, the listener start and stops without any problems, using the
> > same port
> > as in 10g. I make sure that the listener is stopped.
>
> > However, when I switch the env. variable and the regsitry settings
> > back to 10g,
> > in 10g I can start the database, but the listener has the 'TNS"
> > errors, previously
> > mentioned.
>
> > Also, I copied the listener.ora and tnsnames.ora to the <10g Home>
> > \network\admin,
> > and adapted them for the new Oracle Home.
>
> > Any ideas will be greatly appreciated.
>
> Windows uses services right?  Maybe you need to disable or do
> something to the 9 version of the listener service before using the 10
> version?
>
> Sorry we don't run oracle on windows around here ... just guessing!- Hide quoted text -
>
> - Show quoted text -

Hi,

Thanks for the reply. The 9i listener service is started manually, and I don't start
it when I run 10g.

How would I find more information on the reason for the TNS errors? I tried
increasing the listener trace level, but I did not get more information.

Thanks Received on Mon Mar 15 2010 - 12:04:25 CDT