[Why is Cura not slicing the opening in my model and is ignoring it.]

On 10/2/2022 at 3:56 AM, GregValiant said:

@hafeez8 the model has errors .  I was able to repair the model using the Mesh Tools plugin and the Fix Normals

 

THANK YOU!, a huge help!

 

[Why is Cura not slicing the opening in my model and is ignoring it.]

obewan unchecking remove all holes did not work, but thank you.   I've uploaded my project file Mari. 

CE3_pvc filament holder.3mf

[Why is Cura not slicing the opening in my model and is ignoring it.]

My model has a recess in it but Cura keeps slicing it as a box shape.  I've added images.