Huawei screen total loss?

Cl
- in Mate series
6

I own a Huawei Mate 9 and since this morning my phone has only these lines on the screen (picture follows). Is this a total loss, or can I have it repaired?

po

Restart it, that may simply be due to the software.

Cl

When restarting exactly the same happens

do

Let the display change. Solltum cost 100 euro. Maybe it even has warranty?

Cl

Warranty expired 5 weeks ago

po

Did it charge overnight or did it fall off?

Cl

Loaded overnight