Crashing when issuing tickets

[Lpchaos 0]

Pretty much the title. I have 
Here's the rage log

 

It started happening after I installed LSPDFR+, Arrest Manager, Traffic Policer, Assorted Callouts (Which I installed today).
It looks like it has something to due with Traffic Policer, but I cant tell what.
 

Spoiler

[7/8/2018 8:32:36 PM.965] LSPD First Response: UNHANDLED EXCEPTION DURING GAME FIBER TICK
[7/8/2018 8:32:36 PM.965] LSPD First Response: ------------------------------
[7/8/2018 8:32:36 PM.965] LSPD First Response: Origin: Game fiber "<UNNAMED THREAD>".
[7/8/2018 8:32:36 PM.965] LSPD First Response: ------------------------------
[7/8/2018 8:32:36 PM.965] LSPD First Response: Exception type: System.MissingMethodException
[7/8/2018 8:32:36 PM.965] LSPD First Response: Exception message: Method not found: 'Void Traffic_Policer.API.Functions.SetTicketReasonsEnabled(Boolean)'.
[7/8/2018 8:32:36 PM.966] LSPD First Response: ------------------------------
[7/8/2018 8:32:36 PM.966] LSPD First Response: Inner exceptions:
[7/8/2018 8:32:36 PM.966] LSPD First Response: ------------------------------
[7/8/2018 8:32:36 PM.966] LSPD First Response: Stack trace:
[7/8/2018 8:32:36 PM.966] LSPD First Response: at ?????????????????????????????????????????.?????????????????????????????????????????.?????????????????????????????????????????(Boolean )
[7/8/2018 8:32:36 PM.966] at ?????????????????????????????????????????.?????????????????????????????????????????.?????????????????????????????????????????()
[7/8/2018 8:32:36 PM.966] at Rage.GameFiber.Main()
[7/8/2018 8:32:36 PM.966] LSPD First Response: ==============================
[7/8/2018 8:32:36 PM.966] LSPD First Response: 
[7/8/2018 8:32:37 PM.397] LSPD First Response: All signs removed