I get a fatal error when placing an Analog IO, when reconnecting however the Analog IO is placed.

Log: https://drive.google.com/file/d/0B090g8mHJkCWY0ZCd0tTSjgtWHM/view?usp=sharing

Edit: I managed to create an IC Chip, but I have no idea what to do with it.

Fixed via 8b61103.

The fixed file was uploaded as a hotfix, so just download the same version again and you should be good.

Surround an IC Chip with circuit plates to create your gate.