I cannot get 3D Warehouse, Extension Warehouse and Extension Manager to open in Sketchup Pro 2018

error

#1

I cannot get 3D Warehouse, Extension Warehouse and Extension Manager to open in Sketchup Pro 2018. I restarted my computer but that didn’t do anything. I attached an image of how the windows look when I open them. Please help.


#2

A work around, copy and paste this link;
https://extensions.sketchup.com/ into your browser
You should be greeted with this :


#3

Thank you, this worked