Hi cofford,

I am 99% certain it is an issue with USB3.0 connections causing em interference with the GPS Signal.
you can test this by operating the UBlox 7 Module on a completely seperate device (for example a windows laptop), but in very close proximity to the rest of the setup.
As soon as you turn your setup on (including the USB3 connection to the astrocamera), you will lose GPS Signal. It has nothing to do with drivers or software problems. It is sadly just electromagnetic interference.

I ended up ditching the Ublox 7 gps dongle, and streaming the GPS Data from my phones GPS instead

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