Keyboard mapping not saving Resolve 12

Hy,
I have a problem to save my own keyboard mapping in resolve 12.
After restart the application the cusom mapping is not available.
I tried to export and import the mapping
but after restart it is still not available.
Always working in the same project.
Anybody the same problems?

System HP Z800
Graphic: GTX Titan
Resolve Studio 12

Still the same problem with resolve 12!

System HP Z800
Graphic: GTX Titan
Resolve Studio 12

Yes I have the same problem.
I just want to map zoom in and out to + & -.
It change it, it works, then Resolve forgets the change, and forgets the default.
Mac.
R12.0.0.048

Hy,
I have still the problem to save my own keyboard mapping in resolve studio 12.1
After restart the application the cusom mapping is not available.
I tried to export and import the mapping
but after restart it is still not available.
Always working in the same project.
What can I do???????

System HP Z800
Graphic: GTX Titan
Resolve Studio 12.1