How to Clear the error "Open", a "Copy To"/"Move To"

How to Clear the error "Open", a "Copy To"/"Move To" dialog box opens automatically
When  right-click on Start button and select

METHOD:-

Open regedit and goto:

HKEY_CLASSES_ROOT\AllFilesystemObjects\shellex\ ContextMenuHandlers\

Now under this key, delete following 2 keys:

Copy To

Move To