xiragde

@tinkergnome i see what your saying. I do remember extruding on wall across another but they weren't connected. Thank you for the explanation. @Smithy and you're correct as well, I had another model I was working on and found some voids too. Thank you both.

Hi everyone, first time trying to print my own creation from blender. only been "modeling" for 4 days. not sure what the issue is. or atleast not sure what it means and how to fix. any ideas? printer is a cr10s pro. and i have attached the stl file if anyone can explain what i need to do. tray.stl