Lua Error

Hi guys,
I just built a 1955 car and when i'm trying to test track it heres what i'm getting:
And if i click OK
I get:
Which close the game when i click on cancel.
Game Version: (Most Up to date)
Windows 7 64bit
Gtx 770 playing in 1920x1080 windowed borderless
16 gb ram
Phenom II X6 1100T 6cpu (standard clocks)
The game is running on a samsung pro ssd 256gb.
If you need more info just le me know!
Thanks.
I just built a 1955 car and when i'm trying to test track it heres what i'm getting:
---------------------------
Lua Error:
---------------------------
tolua++ dbcall failed!: [string "--client\functional\TrimDesignerWindowDelegat..."]:3745: attempt to perform arithmetic on field 'V_Max' (a nil value)
You can CTRL+C on this to report it.
---------------------------
OK
---------------------------
And if i click OK
I get:
---------------------------
Lua Error:
---------------------------
Step() failed!: [string "--shared\functional\SANDBOX_DATA\CCarCalculat..."]:81: [string "--shared\functional\SANDBOX_DATA\CCarCalculat..."]:321: attempt to perform arithmetic on a nil value
You can CTRL+C on this to report it.
---------------------------
Retry Cancel
---------------------------
Which close the game when i click on cancel.
Game Version: (Most Up to date)
Windows 7 64bit
Gtx 770 playing in 1920x1080 windowed borderless
16 gb ram
Phenom II X6 1100T 6cpu (standard clocks)
The game is running on a samsung pro ssd 256gb.
If you need more info just le me know!
Thanks.