Thanks for the report. That error means that your game wasn't updated correctly. If you're using steam please delete the contents of the steam Factorio folder and have steam re-download it.

If you're using standalone please re-download the game off the website.

Thanks guy for your reply.
I'm ...

Hi people! My game have a error in 0.16.
Falha ao carregar mods: __base__/data.lua:5:__base__/prototypes/entity/demo-entities.lua: 1086: attempt to index global "circuit_connector_definitions" (a nil value)

Mods a serem desativados
• base

Help me please