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"Believe
nothing, no matter where you read it, or who said it, no
matter if I have said it, unless it agrees with your own
reason and your own common sense."
-Buddha
(536 B.C.-483 B.C.)
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IMPORTANT-READ CAREFULLY
This will remove all Oracle
products, Oracle services, and Oracle registry entries from your
computer.
Complete the following
steps to create a Clean Machine. Backup any relevant databases before
proceeding!
On Windows 95 and Windows
98:
1. Ensure you shutdown your
Oracle. Right click on the Oracle Icon in the toolbar and click on the
shutdown option.
2. Un-install all your
Oracle products if possible. Use universal installer to do that.
Ignore this step if you don’t have universal installer on your
machine.
3. In regedit, go to
HKEY_LOCAL_MACHINE.
4. Delete the ORACLE key.
5. Edit your AUTOEXEC.BAT
file and remove your %ORACLE_HOME%and JRE paths from the path setting.
6. From the Windows
Explorer (or from the command prompt), delete the Oracle directory
(Oracle Base).
7. Delete <system_drive>:Files(from
the Windows NT Explorer or from the command prompt).
8. Delete Icons from <system_drive>:
Menu- <HOME> and <system_drive>:Installation Products.
Where <HOME> is the previous HOME name.
9. Reboot your computer.
On Windows NT:
1. Ensure you are logged in
as a user with Administrator privileges.
2. Stop all Oracle Services
through Control Panel Services. Use universal installer to un-install
your Oracle products. Ignore un-install if you don’t have universal
installer on your machine.
3. Using regedit (at the
command prompt, type regedit), go to HKEY_LOCAL_MACHINEand delete the
ORACLE key.
4. Open HKEY_LOCAL_MACHINE,
and remove all keys under HKEY_LOCAL_MACHINEthat begin with ORACLE.
5. Open HKEY_LOCAL_MACHINE,
and remove all keys under HKEY_LOCAL_MACHINEthat begin with ORACLE.
6. Close regedit.
7. From the Control Panel,
open System.
8. If JRE was installed by
Oracle, remove the %ORACLE_HOME%path and the JRE path. For example,
you may see a path similar to this one: C:;G: Files1.1.7. Go to Start
> Control Panel > System > Environment tab. Click on the
system variable path and modify the path.
9. Delete Icons from <system_drive>:UsersMenu-
<HOME> and <system_drive>:UsersMenuInstallation Products.
Where <HOME> is the previous HOME name.
10. Delete <system_drive>:Files(from
the Windows NT Explorer or from the command prompt).
11. Reboot your computer.
12. Delete all ORACLE_BASE
directories (You can find the Oracle homes listed in
HKEY_LOCAL_MACHINE_HOMES).
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