How to show Termbase Viewer when using Trados

Sometimes, Termbase Viewer does not show when we start using Trados. Even when we use "Termbase search" to search a term and  right click the term to choose "View term details".

Termbase Viewer should show like this:

How to show Termbase Viewer when using Trados

Here's simple method to show Termbase Viewer in SDL Trados Studio:

1. Minimize SDL Trados Studio window (e.g. click to set focus and click again Trados icon on the taskbar)
2. Restore SDL Trados Studio window (e.g. click Trados icon on the taskbar)

Termbase Viewer should appear along with Trados window. This definitely is a bug, I think so, and I have to use this trick to bypass.