Bevel goes in wrong direction and creates disortion I am trying to use bevel on the edge of my circle. When I select only on edge it causes the following problem:


The Bevel is inverted and it stretched over the other two edges.

If I try to do the half circle:


My first Idea was to try to change the vaule of the profile, which didn't help at all. At custom profile didn't help either.

Greetings Dr Deep

//EDIT:
I tried editing the whole circle:

//EDIT 2
Using Inset to remove the Nogone:



The File:
Welcome to Blender Stack Exchange!

I just downloaded the file and inset the ngon like in your first image. I got the same results as you did, but recalculating the vertex normals fixed the issue.

This can be done by selecting everything in edit mode and pressing Shift+N