Brush puck missing and lines not showing on canvas, only on layers preview

[Anonymous]

Brush puck missing and lines not showing on canvas, only on layers preview.
Need help
I tried to reset,reinstall, delete registers... not working

[david.lau]

Try this:

Window > Default Layout

[Anonymous]

Doesn't work and still now showing drawing lines, just in layers preview.

[Anonymous]

can you see anything if you change the background colour to something other than white?