3 Deinstalling Oracle Web Tier

This chapter describes how to remove Oracle Web Tier from your system.

You should always use the instructions provided in this chapter for removing the software. If you try to remove the software manually, you may experience problems when you try to reinstall the software again at a later time. Following the procedures in this chapter will ensure that the software is properly removed. See Section 3.3, "Reinstallation" for more information.

Section 3.1, "Deinstallation Options"
Section 3.2, "Deinstallation Instructions"
Section 3.3, "Reinstallation"

3.1 Deinstallation Options

The Oracle Web Tier deinstaller gives you the following software removal options:

Deinstall Oracle Home

This option removes everything under the Oracle Home from which the deinstaller is started. Be sure that no system components are using the Oracle Home you want to remove.
Deinstall ASInstances managed by WebLogic Domain

This options removes instances of your system components that are managed by a WebLogic domain. This happens if you select Associate Selected Components with WebLogic Domain on the Configure Components Screen. You will need to specify credentials to access your WebLogic domain.
Deinstall Unmanaged ASInstances

This option removes instances of your system components not associated with a WebLogic domain. Instances not associated with a WebLogic domain are created when you do not select Associate Selected Components with WebLogic Domain on the Configure Components Screen.

3.2 Deinstallation Instructions

Follow the instructions in this section to remove Oracle Web Tier.

3.2.1 Starting the Deinstaller

Go to the Web_Tier_ORACLE_HOME/oui/bin (for UNIX) or Web_Tier_ORACLE_HOME\oui\bin (for Windows) directory and start the deinstaller.

On UNIX:

./runInstaller -deinstall

On Windows:

runInstaller.bat -deinstall

3.2.2 Deinstallation Instructions

Follow the instructions in Table 3-1 to deinstall Oracle Web Tier:

Table 3-1 Deinstallation Flow

No.	Screen	Description and Action Required
1	Welcome Screen	Click Next to continue.
2	Select Deinstallation Type Screen	Select the type of deinstallation you want to perform. If you select Deinstall Oracle Home, go to Step 3 in the Deinstall Oracle Home section of this table. If you select Deinstall AS Instances managed by WebLogic Domain, go to Step 3 in the Deinstall AS Instances managed by WebLogic Domain section of this table. If you select Deinstall unmanaged AS Instances, go to Step 3 in the Deinstall unmanaged AS Instances section of this table.
Deinstall Oracle Home
3	Deinstall Oracle Home Screen	Verify the Oracle Home directory that is about the be deinstalled. Click Next to continue.
4	Deinstall Progress Screen	This screen shows the progress and status of the deinstallation.
5	Deinstall Complete Screen	Click Finish to dismiss the screen.
Deinstall AS Instances managed by WebLogic Domain
3	Specify WebLogic Domain Detail Screen	Specify the credentials of your WebLogic Domain. Click Next to continue.
4	Select Instance or Home Screen	Select the Oracle Home or Oracle Instance you want to deinstall. Click Next to continue.
5	Deinstall Summary Screen (Managed Instance)	Verify the information on this screen. Click Deinstall to continue.
6	Deinstall Progress Screen	This screen shows the progress and status of the deinstallation.
7	Deinstall Complete Screen	Click Finish to dismiss the screen.
Deinstall unmanaged AS Instances
3	Specify AS Instance Location Screen	Specify the location of your unmanaged Oracle Instance. Click Next to continue.
4	Deinstall Summary Screen (Unmanaged Instance)	Verify the information on this screen. Click Deinstall to continue.
5	Deinstall Progress Screen	This screen shows the progress and status of the deinstallation.
6	Deinstall Complete Screen	Click Finish to dismiss the screen.

3.3 Reinstallation

The installer does not allow reinstallation of Oracle Web Tier in a directory that already contains an Oracle instance. To reinstall Web Tier in the same directory as before, you must follow the instructions in this chapter to deinstall the software, then follow the instructions in Chapter 2, "Installing Oracle Web Tier" to reinstall the software.