Steps to do a clean uninstall of Open Workbench (OWB).
Cause
Doing a clean uninstall / install is especially recommended if running into issues during an upgrade of OWB. Sometimes, due to permission restrictions or other issues on the machine, some of the OWB components do not get uninstalled on their own. If that is the case, a manual uninstall is needed to remove the remaining components.
Resolution
Uninstall the following components from Control Panel:
Open Workbench (OWB) Note: prior to uninstalling OWB, if you have any custom views for OWB, make sure to save these in a separate folder prior to the uninstall.
CA PPM Microsoft Project Interface
CA PPM Schedule Connect
CAClarityAddin
Clean out the Registry:
On the workstation, go to Start and type 'regedit' in the search field. Select regedit.exe.
Select File -> Export and enter a File Name to store the back-up of the registry
Once finished creating a backup, delete the following keys if they exist:
HKEY_CLASSES_ROOT\Applications\Schedlink.exe
HKEY_CLASSES_ROOT\Applications\nWbench
HKEY_CURRENT_USER\Software\Niku
HKEY_LOCAL_MACHINE\Software\Wow6432Node\Niku
HKEY_LOCAL_MACHINE\Software\Niku Note that some of the keys may not exist; also, deleting each key will correctly delete all of their subkeys
Reboot the workstation.
Go to Add/Remove Programs again and check that there is no trace left of the products that you have removed at step 1.
Delete the following folders if they are listed (First make a backup of any views you may have saved in the folders if they are still there):