[confirm] Crash during Installation (1 Viewer)

[DarkClown]

MediaPortal (German Version) crashes during Installation after pressing "1-Click Installation" when installing the MediaPortal 1.2.0 Beta item (I can reproduce the crash).
Error: Unhandled Exception
Access is denied


************** Exception Text **************
System.ComponentModel.Win32Exception: Access is denied
at System.Diagnostics.Process.StartWithShellExecuteEx(ProcessStartInfo startInfo)
at System.Diagnostics.Process.Start()
at System.Diagnostics.Process.Start(ProcessStartInfo startInfo)
at System.Diagnostics.Process.Start(String fileName, String arguments)
at MediaPortal.DeployTool.InstallationChecks.MediaPortalChecker.Install()
at MediaPortal.DeployTool.Sections.InstallDlg.PerformPackageAction(IInstallationPackage package, ListViewItem item)
at MediaPortal.DeployTool.Sections.InstallDlg.GetNextDialog()
at MediaPortal.DeployTool.DeployTool.nextButton_Click(Object sender, EventArgs e)
at System.Windows.Forms.Control.OnClick(EventArgs e)
at System.Windows.Forms.Button.OnClick(EventArgs e)
at System.Windows.Forms.Button.OnMouseUp(MouseEventArgs mevent)
at System.Windows.Forms.Control.WmMouseUp(Message& m, MouseButtons button, Int32 clicks)
at System.Windows.Forms.Control.WndProc(Message& m)
at System.Windows.Forms.ButtonBase.WndProc(Message& m)
at System.Windows.Forms.Button.WndProc(Message& m)
at System.Windows.Forms.Control.ControlNativeWindow.OnMessage(Message& m)
at System.Windows.Forms.Control.ControlNativeWindow.WndProc(Message& m)
at System.Windows.Forms.NativeWindow.Callback(IntPtr hWnd, Int32 msg, IntPtr wparam, IntPtr lparam)


************** Loaded Assemblies **************
mscorlib
Assembly Version: 2.0.0.0
Win32 Version: 2.0.50727.4961 (win7RTMGDR.050727-4900)
CodeBase: file:///C:/Windows/Microsoft.NET/Framework/v2.0.50727/mscorlib.dll
----------------------------------------
MediaPortal.DeployTool
Assembly Version: 1.2.0.30205
Win32 Version: 1.2.0.0
CodeBase: file:///C:/Users/Timo/AppData/Local/Temp/MediaPortal%20Installation/MediaPortal.DeployTool.exe
----------------------------------------
System.Windows.Forms
Assembly Version: 2.0.0.0
Win32 Version: 2.0.50727.4961 (win7RTMGDR.050727-4900)
CodeBase: file:///C:/Windows/assembly/GAC_MSIL/System.Windows.Forms/2.0.0.0__b77a5c561934e089/System.Windows.Forms.dll
----------------------------------------
System
Assembly Version: 2.0.0.0
Win32 Version: 2.0.50727.4957 (win7RTMGDR.050727-4900)
CodeBase: file:///C:/Windows/assembly/GAC_MSIL/System/2.0.0.0__b77a5c561934e089/System.dll
----------------------------------------
System.Drawing
Assembly Version: 2.0.0.0
Win32 Version: 2.0.50727.4927 (NetFXspW7.050727-4900)
CodeBase: file:///C:/Windows/assembly/GAC_MSIL/System.Drawing/2.0.0.0__b03f5f7f11d50a3a/System.Drawing.dll
----------------------------------------
System.Xml
Assembly Version: 2.0.0.0
Win32 Version: 2.0.50727.4927 (NetFXspW7.050727-4900)
CodeBase: file:///C:/Windows/assembly/GAC_MSIL/System.Xml/2.0.0.0__b77a5c561934e089/System.Xml.dll
----------------------------------------
MediaPortal.DeployTool.resources
Assembly Version: 1.2.0.30205
Win32 Version: 1.2.0.0
CodeBase: file:///C:/Users/Timo/AppData/Local/Temp/MediaPortal%20Installation/de-DE/MediaPortal.DeployTool.resources.DLL
----------------------------------------
System.Configuration
Assembly Version: 2.0.0.0
Win32 Version: 2.0.50727.4927 (NetFXspW7.050727-4900)
CodeBase: file:///C:/Windows/assembly/GAC_MSIL/System.Configuration/2.0.0.0__b03f5f7f11d50a3a/System.Configuration.dll
----------------------------------------
Interop.NetFwTypeLib
Assembly Version: 1.0.0.0
Win32 Version: 1.0.0.0
CodeBase: file:///C:/Users/Timo/AppData/Local/Temp/MediaPortal%20Installation/Interop.NetFwTypeLib.DLL

MediaPortal Version: 1.2 Beta (c't Version)
MediaPortal Skin:
Windows Version: Windows 7 Ultimate 64Bit
CPU Type: Core 4
HDD: Various
Memory: 8GB
Motherboard: Asus PCB5 WiFi Deluxe
Video Card: NVIDIA GTX 570
Video Card Driver: Latest NVIDIA
Sound Card:
Sound Card AC3:
Sound Card Driver:
1. TV Card:
1. TV Card Type:
1. TV Card Driver:
2. TV Card:
2. TV Card Type:
2. TV Card Driver:
3. TV Card:
3. TV Card Type:
3. TV Card Driver:
4. TV Card:
4. TV Card Type:
4. TV Card Driver:
MPEG2 Video Codec:
MPEG2 Audio Codec:
h.264 Video Codec:
Satelite/CableTV Provider:
HTPC Case:
Cooling:
Power Supply:
Remote:
TV:
TV - HTPC Connection:


From the error text I can't see what "access" needs to be enabled ...
Maybe somebody can help.

thanks, DC