Thanks a lot! I started it new and do everything in components now. Thats much easier!

Hi People!

Im a newbie and built a model of our flat.

It all worked well until suddenly most of the floors and walls where separated into triangles?! Now i cant highlight one floor paint it with the bucket tool anymore. I have to choose all the rectangle pices to do so.

Please note the picture

WHAT HAVE I DONE

Please help!

Thank you in advance!