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I can't get difference Boolean to stop being hollow. Intersect boolean is solid but diference bool is hollow on both fast and exact solvers.

Here's the problem:

enter image description here

Here's the geometry: enter image description here

Here's the bool object: enter image description here

Project file:

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  • $\begingroup$ Do you check the normal orientation (the blue vs red "thing") ? $\endgroup$ Commented 16 hours ago
  • $\begingroup$ Yep, all normals facing correctly $\endgroup$ Commented 16 hours ago
  • $\begingroup$ Do you try the "Hole Tolerant" option ? $\endgroup$ Commented 16 hours ago
  • $\begingroup$ Are you sure your objects are manifold ? This is a requirement for boolean operations. blender.stackexchange.com/questions/7910/… $\endgroup$
    – Lutzi
    Commented 16 hours ago
  • 1
    $\begingroup$ Could you provide your Blender file using blend-exchange.com, keeping only what is relevant to the boolean modifier ? $\endgroup$ Commented 14 hours ago

1 Answer 1

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The normals of the "Retopo_LOGO.001" object are flipped: Bad normal

In Edit Mode, select all faces, then use the menu entry Mesh>Normals>Flip to achieve this: Good

Resources:

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