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How to Clear the List of Oracle Client Homes install on a User Machine...

John
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#1: Jul 19 '05
Hi.

We had a PC that had Oracle Client 8.0.5 and 8.1.7 installed in Default_Home
(c:\orant) and Default_Home1 (c:\oracle).

A third party package, installed certain components of Oracle Client 9.0.2
in another Oracle Home which it called ora92 (c:\oracle\ora92).

Since we no longer need Clients 8.0.5 and 8.1.7, I decided to uninstall all
Oracle clients and install Oracle client 9.0.2. I used Oracle installer to
remove as many things as I could. Then, I used Microsoft Explorer to delete
various Oracle directories. Finally, I opened Registry Editor and located
HKEY_LOCAL_MACHINE.Software.Oracle and deleted that. I rebooted the
machine, inserted the Client CD 9.0.2 and ran the setup.

However, when I try to specify the destination Oracle home to install the
program to, the drop down still appears to have the definition for
Default_Home, Default_Home1, and Ora92 and their previously associated
directories in there! Worse yet, it somehow automatically creates all those
directories (c:\orant, c:\oracle, c:\oracle\ora92) and an "inventory"
directory under them! How do I get ride of all of those Oracle Home
definitions, so I can install Oracle Client from scratch? Where does Oracle
keep this list of former Oracle Home / Directory combinations?

Thanks



Sander Goudswaard
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#2: Jul 19 '05

re: How to Clear the List of Oracle Client Homes install on a User Machine...


"John" <John@nospam.com> wrote in news:wUJEc.37431$cj3.33903@lakeread01:[color=blue]
> Where does Oracle keep this list of former Oracle Home / Directory
> combinations?[/color]

Try deleting C:\Program Files\Oracle\Inventory.

Sander
Deven Saoji
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Posts: n/a
#3: Jul 19 '05

re: How to Clear the List of Oracle Client Homes install on a User Machine...


Hi John,
You will have to remove the entries of ORACLE_HOME from the registry.
This has to be done with care.
You will have to delete some entries from Windows Registry

HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\O racleServiceORCL\
HKEY_LOCAL_MACHINE\SOFTWARE\ORACLE\

Go to each of the above and look which values and keys you have to delete.

Regards
Deven Saoji

"John" <John@nospam.com> wrote in message news:<wUJEc.37431$cj3.33903@lakeread01>...[color=blue]
> Hi.
>
> We had a PC that had Oracle Client 8.0.5 and 8.1.7 installed in Default_Home
> (c:\orant) and Default_Home1 (c:\oracle).
>
> A third party package, installed certain components of Oracle Client 9.0.2
> in another Oracle Home which it called ora92 (c:\oracle\ora92).
>
> Since we no longer need Clients 8.0.5 and 8.1.7, I decided to uninstall all
> Oracle clients and install Oracle client 9.0.2. I used Oracle installer to
> remove as many things as I could. Then, I used Microsoft Explorer to delete
> various Oracle directories. Finally, I opened Registry Editor and located
> HKEY_LOCAL_MACHINE.Software.Oracle and deleted that. I rebooted the
> machine, inserted the Client CD 9.0.2 and ran the setup.
>
> However, when I try to specify the destination Oracle home to install the
> program to, the drop down still appears to have the definition for
> Default_Home, Default_Home1, and Ora92 and their previously associated
> directories in there! Worse yet, it somehow automatically creates all those
> directories (c:\orant, c:\oracle, c:\oracle\ora92) and an "inventory"
> directory under them! How do I get ride of all of those Oracle Home
> definitions, so I can install Oracle Client from scratch? Where does Oracle
> keep this list of former Oracle Home / Directory combinations?
>
> Thanks[/color]
Mark D Powell
Guest
 
Posts: n/a
#4: Jul 19 '05

re: How to Clear the List of Oracle Client Homes install on a User Machine...


devensaoji@gmail.com (Deven Saoji) wrote in message news:<525cdf93.0407030959.4f39b994@posting.google. com>...[color=blue]
> Hi John,
> You will have to remove the entries of ORACLE_HOME from the registry.
> This has to be done with care.
> You will have to delete some entries from Windows Registry
>
> HKEY_LOCAL_MACHINE\SYSTEM\ControlSet001\Services\O racleServiceORCL\
> HKEY_LOCAL_MACHINE\SOFTWARE\ORACLE\
>
> Go to each of the above and look which values and keys you have to delete.
>
> Regards
> Deven Saoji
>
> "John" <John@nospam.com> wrote in message news:<wUJEc.37431$cj3.33903@lakeread01>...[color=green]
> > Hi.
> >
> > We had a PC that had Oracle Client 8.0.5 and 8.1.7 installed in Default_Home
> > (c:\orant) and Default_Home1 (c:\oracle).
> >
> > A third party package, installed certain components of Oracle Client 9.0.2
> > in another Oracle Home which it called ora92 (c:\oracle\ora92).
> >
> > Since we no longer need Clients 8.0.5 and 8.1.7, I decided to uninstall all
> > Oracle clients and install Oracle client 9.0.2. I used Oracle installer to
> > remove as many things as I could. Then, I used Microsoft Explorer to delete
> > various Oracle directories. Finally, I opened Registry Editor and located
> > HKEY_LOCAL_MACHINE.Software.Oracle and deleted that. I rebooted the
> > machine, inserted the Client CD 9.0.2 and ran the setup.
> >
> > However, when I try to specify the destination Oracle home to install the
> > program to, the drop down still appears to have the definition for
> > Default_Home, Default_Home1, and Ora92 and their previously associated
> > directories in there! Worse yet, it somehow automatically creates all those
> > directories (c:\orant, c:\oracle, c:\oracle\ora92) and an "inventory"
> > directory under them! How do I get ride of all of those Oracle Home
> > definitions, so I can install Oracle Client from scratch? Where does Oracle
> > keep this list of former Oracle Home / Directory combinations?
> >
> > Thanks[/color][/color]

I do not have the note id or title but I have seen an Oracle support
note available on metalink that lists the steps to manually clean up
the Windows registry so that a re-install will run cleanly. If
Deven's advice does not fix the problem the note may be worth
searching for.

HTH -- Mark D Powell --
Closed Thread