Stargate reboot

Stargate was a planned reboot film in the Stargate series.

In late-2013, Roland Emmerich claimed that he and MGM were working on a reboot film. By 2014, 2014, Warner Bros. were set to help distributing the film and.

Why It Was Cancelled

 * 1) The only known reason why is because Roland Emmerich decided not to make one.

Result
In late-2016, producer Dean Devlin cancelled the film project.