Virtualbox extension package uninstallation or installation failed (verr_already_exists)

Article Source: http://blog.csdn.net/leshami/article/details/9232229

Recently, an error occurred while uninstalling virtualbox. The error message "failed to install the extension. The installer failed with exit code 1: vboxextpackhelperapp.exe: Error: failed to rename the extension pack Directory: verr_already_exists." cannot be installed again. This article describes the description and solutions.

 

1. fault description

Environment: Windows 7 (64bit) + virtualbox 4.2.12 + extensionpack (4.2.12-84980)

A typical feature of the expansion package is that it supports USB 2.0 (EHCI) controller.

On the virtualbox Main Menu, click File> preferences> extensions to check whether the extension package is installed in the current system. If yes, the corresponding packages are listed. Click the cross button on the Right To unmount the expansion package. The following error occurs:

Since it cannot be uninstalled, the system tries to reinstall it, and the system also receives the error message:

Is an error prompt during reinstallation

The fault description is as follows:

Failed to install the extension

C:/users/Aquarelle/downloads/Oracle_VM_VirtualBox_Extension_Pack-x.x.x-xxxxx.vbox-extpack. é CHEC de l 'installation de l' extension C:/users/Aquarelle/downloads/Oracle_VM_VirtualBox_Extension_Pack-y.y.y-yyyyy.vbox-extpack.

The installer failed with exit code 1: vboxextpackhelperapp.exe: Error: failed to rename the extension pack Directory: verr_already_exists

Rcexit = 1.
Code D 'erreur: e_fail (0x80004005)
Composant: extpackmanager
Interface: iextpackmanager {3295e6ce-b051-47b2-9514-2c588bfe7554}

 

2. Solution

A. Disable all virtualbox VMS.

B. Run vboxmanage extpack cleanup at the windows command prompt. The operation is as follows ::

       C:\Users\robinson.cheng>cd         C:\>cd "Program Files"        C:\Program Files>cd Oracle        C:\Program Files\Oracle>cd VirtualBox        C:\Program Files\Oracle\VirtualBox>vboxmanage extpack cleanup        Successfully performed extension pack cleanup        C:\Program Files\Oracle\VirtualBox>cmd        Microsoft Windows [Version 6.1.7600]        Copyright (c) 2009 Microsoft Corporation.  All rights reserved.        

 

 

3. Uninstall and reinstall

Run the preceding operation again to reinstall the extension package. If yes, remove it first. In this case, it should be able to be removed successfully. Click the extension package path in the lower-right corner and select the extension package. The Install extension package page is displayed.

Click Install, and then click I agree. After the installation is successful, you will receive a prompt, and click OK. In this case, you can see the added extension package on the extensions page.

Virtualbox extension package uninstallation or installation failed (verr_already_exists) ()