With the latest patch, VRChat 2019.2.2, the Debug Info menu will no longer work on Norwegian keyboards as we do not have the Backquote like most keyboards do.
Our keyboard does not have Backquote in the top left like other keyboards, our Backquote is right above the right shift and so because of how the keys are registered it will not work with the current one you have set.
On top left we have | as our main key