Half-Life 2

Half-Life 2

Hunter in Half-life 2 And Ep1
Lack of volume
So, everytime I encounter a Hunter, wether it's HL2 base, EP1 or OTHERWISE... They just have 0 volume. Like 0.

No sound for being hit, shooting, moving, idle, dying, NOTHING.

No other Hunter addon is installed, anything that could be causing this?