in order to become a greater engine and more competitive in the next update(Version 1.1.0) will come with the a new Layer System replacing the 1-Object, 8 Background and Unlimited* Tile Layer system. With the new layer matrix system on the way it was decided best to limit the amount of layers to 32.

For more information please see http://pawbyte.com/blog/2016/12/09/december-2016-u...

When using 1.1.0 you will be warned when importing older projects that scenes with over 30 tile layers will delete the remaining layers from the scene.