Another Rendered Shadow Problem

[anonymous_user_91b5fc81]

I am so confused right now, I managed to fix my issues with my static mesh walls and my shadows however noticed when rendering the lighting that the issue is back they create a very strange shadow. I cant seem to find the problem with my lightmaps here is an example of them:

I have followed all of the videos on UV mapping and the problem persists?

Here is the file if needed:

https://www.sendspace.com/file/jjo9kg

I am very confused by it and any help would be great thanks

[anonymous_user_91b5fc81]

I decided to make a completely new wall from scratch here:

I have followed all of the tutorials and still the same result a very bizarre shadow.

Here is the file I don’t suppose someone could text it for me? Thanks
http://speedy.sh/aCpgb/TEST3.fbx

[anonymous_user_91b5fc81]

Update: Noticed the files were completely fine, the person I am working with had added a lightmap importance that caused the walls to look that way ha