Decal model threejs with angular

Hi! Im doing my final project in my course and Im doing a wep application with threejs and Angular but I have some problems like when load the page with my model in threejs it dont be load at begin and I have to reload my page to solve that error I put a button that reload my page.

My component its this:

background-threejs.component.html (450 Bytes)
background-threejs.component.ts (8.3 KB)

the required files (assets) are as follows:


I dont know if Im doing very good this.
I want put any tattoo of my list of tattos to the model instead of painting.