Signal problem...

[RA3236]

All can be found in the image below.
(The one train in the station is blocking all the other trains.)

[RA3236]

Update: One-way path signals and pre-signals are the only ones that cause this problem...
EDIT: Both path signals and pre-signals, and you can guess about block ones. All signals.

[Sylf]

You need a signal between the platforms and X - highlighted with red rails in the attached screen shot.

[RA3236]

You need a signal between the platforms and X - highlighted with red rails in the attached screen shot.

Oh thanks