Closed Question about create mesh

So, i just learn how to convert items and this is my first conversion(pic1). When i move the camera, it look like (pic2). Does anyone know how to fix it? Thanks

Yes - in that I know what the problem is...
But, sorry, No - in that I can't help you with it.

...but I know who can! Go visit the SimCrafter's discord: https://discord.gg/FMPetMEu
and post in the #meshing-questions channel
Good luck!