I'm getting RPC error when I try to register analys32.xll in the VB program.
ErrorCode=-2147417851
Message="El servidor lanzó una excepción. (Exception from HRESULT:
0x80010105 (RPC_E_SERVERFAULT))"
Source="Microsoft.Office.Interop.Excel"
StackTrace:
at Microsoft.Office.Interop.Excel.ApplicationClass.Re gisterXLL(String
Filename)
at WindowsApplication9.Form1.Button1_Click(Object sender, EventArgs
e) in C:\Documents and Settings\ccuervo\Mis documentos\Visual Studio
2005\Projects\WindowsApplication9\WindowsApplicati on9\Form1.vb:line 9
at System.Windows.Forms.Control.OnClick(EventArgs e)
at System.Windows.Forms.Button.OnClick(EventArgs e)
at System.Windows.Forms.Button.OnMouseUp(MouseEventAr gs 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.O nMessage(Message& m)
at System.Windows.Forms.Control.ControlNativeWindow.W ndProc(Message& m)
at System.Windows.Forms.NativeWindow.DebuggableCallba ck(IntPtr hWnd,
Int32 msg, IntPtr wparam, IntPtr lparam)
at System.Windows.Forms.UnsafeNativeMethods.DispatchM essageW(MSG& msg)
at
System.Windows.Forms.Application.ComponentManager. System.Windows.Forms.UnsafeNativeMethods.IMsoCompo nentManager.FPushMessageLoop(Int32
dwComponentID, Int32 reason, Int32 pvLoopData)
at
System.Windows.Forms.Application.ThreadContext.Run MessageLoopInner(Int32
reason, ApplicationContext context)
at
System.Windows.Forms.Application.ThreadContext.Run MessageLoop(Int32 reason,
ApplicationContext context)
at System.Windows.Forms.Application.Run(ApplicationCo ntext context)
at
Microsoft.VisualBasic.ApplicationServices.WindowsF ormsApplicationBase.OnRun()
at
Microsoft.VisualBasic.ApplicationServices.WindowsF ormsApplicationBase.DoApplicationModel()
at
Microsoft.VisualBasic.ApplicationServices.WindowsF ormsApplicationBase.Run(String[] commandLine)
at WindowsApplication9.My.MyApplication.Main(String[] Args) in
17d14f5c-a337-4978-8281-53493378c1071.vb:line 81
at System.AppDomain.nExecuteAssembly(Assembly assembly, String[] args)
at System.AppDomain.ExecuteAssembly(String assemblyFile, Evidence
assemblySecurity, String[] args)
at Microsoft.VisualStudio.HostingProcess.HostProc.Run UsersAssembly()
at System.Threading.ThreadHelper.ThreadStart_Context( Object state)
at System.Threading.ExecutionContext.Run(ExecutionCon text
executionContext, ContextCallback callback, Object state)
at System.Threading.ThreadHelper.ThreadStart()
The code:

Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As
System.EventArgs) Handles Button1.Click
Dim objExcel As Microsoft.Office.Interop.Excel.Application
objExcel = New Microsoft.Office.Interop.Excel.Application
objExcel.Workbooks.Open(objExcel.Application.Libra ryPath & _
"\Análisis\atpvbaen.XLa")
objExcel.RegisterXLL(objExcel.Application.LibraryP ath & _
"\Análisis\analys32.xll")
Dim p(4) As Double
p(0) = -4504000.0
p(1) = 66183.78
p(2) = 86326.67
p(3) = 86326.67
p(4) = 4524142.89

Dim X As Double
' objExcel.AddIns.Add("c:\Analisis\atpvbaen.XLa")
Dim d(4) As Date
d(0) = #1/1/1998#
d(1) = #3/1/1998#
d(2) = #10/30/1998#
d(3) = #2/15/1999#
d(4) = #4/1/1999#

Debug.Print(objExcel.Run("xIrr", p, d)) ' Result: 0.374858599901199
'objExcel.A()
'MsgBox(X)
objExcel.Quit()
objExcel = Nothing


End Sub
Anyone of you know how to solve this problem