The gate of 'Dark Communion' still open earlier

Issue Type (Required):

Animation

Issue Description (Required):

There is still a chance that the boss will be spawned behind the gate(then the gate will open earlier,this bug has made a comeback and has been going on for a long time)

not sure why,maybe it’s because the hate target is too close to the gate?

Steps to Reproduce (Required):

1.Start defending
2.Spawning boss/ Captain behind the gate
3.The gate opens.

Mission Name (Optional):

Dark Communion

[PC] Do You Use Mods? (Optional):

Yes, but I haven’t tried disabling them

Reproduction Rate (Required):

Often (<75%)

Platform (Required):

PC - Steam

Upload Supporting Evidence (Optional):