When I try to tesselate an all-quad mesh using a cube as a component, I expect a cube to be placed into each quad, but the actual result is shown on this screenshot (you can see the base mesh displayed in wireframe mode):
The steps I took:
Create an UV sphere, a plane and a cube.
Subdivide the plane and mark edges as seams.
Tesselate the sphere with the plane using dissolve seams. This produced the Tesselation.001 object which consists entirely of quads (checked that in edit mode).
When I try to tesselate an all-quad mesh using a cube as a component, I expect a cube to be placed into each quad, but the actual result is shown on this screenshot (you can see the base mesh displayed in wireframe mode):
The steps I took:
I used Tissue v0.3.48 for Blender 2.91.
Blender file