Error on photoshop export

[#1]

Hello every time I export my file it doesnt export the image it should.
I have a brighness/contras layer with mask with gradient that seem to be the problem. Does anyone know how to solve this?

[#2]

Hello every time I export my file it doesnt export the image it should.
I have a brighness/contras layer with mask with gradient that seem to be the problem. Does anyone know how to solve this?

[#3]

can you sho the layers perhaps, and what happens if you save as instead?

[#4]

It works when I save as.
Anyway, here is the layers.