[TYPO3] Upgraded 3.8->4.1.1 -- content not rendering

[Gideon So]

Hi Mark,

	You may read the web server log and see if there is any useful 
information. Please post the information here and then we can try to help.

Gideon

Mark Pi ??:
> After upgrading from 3.8 to 4.1.1, content has stopped rendering.
> 
> I can view source and see that the template is working, but none of the 
> pages are being rendered.
> 
> I upgraded all extensions, updated the database, etc. There doesn't 
> appear to be any errors in the BE.
> 
> Any ideas?