When i go to lanuch lspdfr it seems to load then a screen opens and says that the launch failed retry or run safe mode then the plugin doesnt start 

Spoiler

[4/27/2019 10:13:47 AM.108] Started new log on 4/27/2019 10:13:47 AM.107
[4/27/2019 10:13:47 AM.111] ====================================================================================================
[4/27/2019 10:13:47 AM.101] Log path: C:\Program Files (x86)\Steam\steamapps\common\Grand Theft Auto V\RagePluginHook.log
[4/27/2019 10:13:47 AM.111] Log verbosity: Trivial
[4/27/2019 10:13:47 AM.112] Initializing input system
[4/27/2019 10:13:47 AM.116] Initializing game console
[4/27/2019 10:13:47 AM.125] Console key has been set to F4 (key code: 115)
[4/27/2019 10:13:47 AM.210] Initializing console variable "ConsoleScrollAmount".
[4/27/2019 10:13:47 AM.210] Type: System.Int32, Reading section: "Miscellaneous", key: ConsoleScrollAmount
[4/27/2019 10:13:47 AM.213] Read value: <null>
[4/27/2019 10:13:47 AM.214] Initializing console variable "DisableRenderVersionText".
[4/27/2019 10:13:47 AM.214] Type: System.Boolean, Reading section: "Miscellaneous", key: DisableRenderVersionText
[4/27/2019 10:13:47 AM.218] Read value: True
[4/27/2019 10:13:47 AM.218] Setting value of console variable "DisableRenderVersionText" to stored value.
[4/27/2019 10:13:47 AM.218] Initializing console variable "ConsoleKey".
[4/27/2019 10:13:47 AM.218] Type: System.Windows.Forms.Keys, Reading section: "Miscellaneous", key: ConsoleKey
[4/27/2019 10:13:47 AM.220] Read value: F4
[4/27/2019 10:13:47 AM.220] Setting value of console variable "ConsoleKey" to stored value.
[4/27/2019 10:13:47 AM.220] Console key has been set to F4 (key code: 115)
[4/27/2019 10:13:47 AM.220] Initializing console variable "PluginTimeoutThreshold".
[4/27/2019 10:13:47 AM.220] Type: System.Int32, Reading section: "Miscellaneous", key: PluginTimeoutThreshold
[4/27/2019 10:13:47 AM.221] Read value: 10000
[4/27/2019 10:13:47 AM.221] Setting value of console variable "PluginTimeoutThreshold" to stored value.
[4/27/2019 10:13:47 AM.221] Initializing console variable "AlwaysShowConsoleOutput".
[4/27/2019 10:13:47 AM.221] Type: System.Boolean, Reading section: "Miscellaneous", key: AlwaysShowConsoleOutput
[4/27/2019 10:13:47 AM.221] Read value: <null>
[4/27/2019 10:13:47 AM.221] Initializing console variable "ShowConsoleCommandInfoOnPluginLoad".
[4/27/2019 10:13:47 AM.221] Type: System.Boolean, Reading section: "Miscellaneous", key: ShowConsoleCommandInfoOnPluginLoad
[4/27/2019 10:13:47 AM.222] Read value: False
[4/27/2019 10:13:47 AM.222] Setting value of console variable "ShowConsoleCommandInfoOnPluginLoad" to stored value.
[4/27/2019 10:13:47 AM.222] Initializing console variable "ShowOnScreenWarnings".
[4/27/2019 10:13:47 AM.222] Type: System.Boolean, Reading section: "Miscellaneous", key: ShowOnScreenWarnings
[4/27/2019 10:13:47 AM.223] Read value: <null>
[4/27/2019 10:13:47 AM.223] Console initialized
[4/27/2019 10:13:47 AM.223] Initializing forms manager
[4/27/2019 10:13:47 AM.224] Cleaning temp folder
[4/27/2019 10:13:47 AM.226] Version: RAGE Plugin Hook v0.65.1237.15477 PUBLIC ALPHA for Grand Theft Auto V
[4/27/2019 10:13:47 AM.233] ================ RAGE Plugin Hook ================
[4/27/2019 10:13:47 AM.243] Detected Windows 10 Home (64-bit) (10.0.17763.0)!
[4/27/2019 10:13:47 AM.244] Checking game support

 

Are you installing RPH after LSPDFR? LSPDFR comes with an outdated version of RPH so you need to install RPH after LSPDFR.