When capslock on , tab - backspace - enter - insert keys not working

[Misa]

I have libreoffice-25.2.3.2 when using capslock on tab - backspace - enter - inster keys not working.
Can you advice me?
Thank you!

[Misa]

Apart libeoffice , i have same problem with Dolphin too. What common do these apps have?
Thank you.

[fpy]

Ask/Guide - How to use the Ask site - The Document Foundation Wiki #More_details

[Misa]

Not on my box