The installer has detected an existing installation of open-vm-tools packages 
on this system and will not attempt to remove and replace these user-space 
applications. It is recommended to use the open-vm-tools packages provided by 
the operating system. If you do not want to use the existing installation of 
open-vm-tools packages and use VMware Tools, you must uninstall the 
open-vm-tools packages and re-run this installer.
The packages that need to be removed are:
open-vm-tools
The installer will next check if there are any missing kernel drivers. Type yes
if you want to do this, otherwise type no [yes] yes

A previous installation of VMware Tools has been detected.

The previous installation was made by the tar installer (version 4).

Keeping the tar4 installer database format.

You have a version of VMware Tools installed.  Continuing this install will 
first uninstall the currently installed version.  Do you wish to continue? 
(yes/no) [yes] yes

Unable to find the answer LIBDIR in the installer database 
(/etc/vmware-tools/locations). You may want to re-install VMware Tools.

Execution aborted.