Reproduces on both stable and dev branches of A3 Tools.
You will need @AiATP addon.
1) Build addon with Addon Builder with checked option "Binarize" from attachments.
2) Spawn building nearby.
3) You will see http://clip2net.com/s/3ijv7MN
4) Rebuild addon without "Binarize" option.
5) Spawn building
6) It will be completely fine