Where are you getting your 3rd party add-ons from? I just downloaded the whole installer package from tvaddons.ag called FreeTelly. It preloads all the good ones and there are a bunch.
https://seo-michael.co.uk/how-to-install-fusion-for-xbmc/
https://seo-michael.co.uk/tag/kodi-addons/
Like I said, read this guy's site.