Not having World Updates will not cause any issues.
That 005 exception code is extremely problematic to diagnose and cure.
The only time I had an issue was that exception and I could not fix it.
I ended up reinstalling windows, which cured it.
Having said that, there is this article on that exception code in our Tips and Troubleshooting section.
It is pretty generic, but it might be some help.
There is also this Support article which could be some help:
https://flightsimulator.zendesk.com/hc/en-us/articles/5410691478172-How-to-fix-loading-issues-after-clicking-Fly-or-Ready-to-fly-button