Error Code:

 

Installation component 'LCPDFRModels' error'd!
   at System.IO.__Error.WinIOError(Int32 errorCode, String maybeFullPath)
   at System.IO.FileStream.Init(String path, FileMode mode, FileAccess access, Int32 rights, Boolean useRights, FileShare share, Int32 bufferSize, FileOptions options, SECURITY_ATTRIBUTES secAttrs, String msgPath, Boolean bFromProxy, Boolean useLongPath, Boolean checkHost)
   at System.IO.FileStream..ctor(String path, FileMode mode, FileAccess access, FileShare share, Int32 bufferSize, FileOptions options, String msgPath, Boolean bFromProxy, Boolean useLongPath, Boolean checkHost)
   at System.IO.StreamWriter.CreateFile(String path, Boolean append, Boolean checkHost)
   at System.IO.StreamWriter..ctor(String path, Boolean append, Encoding encoding, Int32 bufferSize, Boolean checkHost)
   at System.IO.File.InternalWriteAllText(String path, String contents, Encoding encoding, Boolean checkHost)
   at System.IO.File.WriteAllText(String path, String contents)
   at G17MediaSetupEngine.Installation_Components.tazershit.beginComponent()
   at G17MediaSetupEngine.UI.Interface.wizardControl1_SelectedPageChanged(Object sender, EventArgs e)
   at G17MediaSetupEngine.UI.Interface.wizardControl1_SelectedPageChanged(Object sender, EventArgs e)

BEGIN *SIGNED* LCPD First Response Issue Report
Diagnostics Tool Version: 0.4.3
Operating system: Windows7 HomePremium (6.1.1.0 Build: 7601) Service Pack:Service Pack 1
System RAM (GB): 2.75
CPU cores: 2
NET Framework 4.0 installed: True
Visual C++ 2010 Redistributable installed: True
GTA IV - Installed: True
GTA IV - Install folder: C:Program Files (x86)Rockstar GamesGrand Theft Auto IV
GTA IV - Version: 1, 0, 0, 0
GTA IV - Asi loader installed: True
GTA IV - Asi loader: DSOUND
GTA IV - Asi loader valid: True
GTA IV - C++ ScriptHook installed: True
GTA IV - C++ ScriptHook valid: True
GTA IV - C++ ScriptHook version: 0, 5, 1, 0
GTA IV - ScriptHookDotNet installed: True
GTA IV - ScriptHookDotNet valid: True
End of *SIGNED* LCPD First Response Issue Report
Digital signature: EdJa0vVwWUhvnx2EcY8beg==

Here's the answer to your error (Watch the video): '?do=embed' frameborder='0' data-embedContent>>

I found it right at the top of the LCPDFR Support Requests forum.

And you will need this. (http://support.rockstargames.com/entries/484496-Grand-Theft-Auto-IV-Patch-7-Title-Update-v-1-0-7-0-English-1-0-6-1-Russian-1-0-5-2-Japanese-)