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System.Runtime.InteropServices.COMException (0x8007052E): Logon failure: unknown user

P: 1
Im using the following code to retrieve the user details from the AD server. But when i execute the code,it throws me the error. Please help me in this regards."System.Runtime.InteropServices.COMException (0x8007052E): Logon failure: unknown user name or bad password. at System.DirectoryServices.DirectoryEntry.Bind(Boole an throwIfFail) at System.DirectoryServices.DirectoryEntry.Bind() at System.DirectoryServices.DirectoryEntry.get_AdsObj ect() at System.DirectoryServices.DirectorySearcher.FindAll (Boolean findMoreThanOne) at System.DirectoryServices.DirectorySearcher.FindOne () at _Default.Button1_Click(Object sender, EventArgs e) in D:\workfolder\test\Default.aspx.vb:line 24 " The code im using is:


Dim _groot As DirectoryEntry
Dim _gSearchResult As System.DirectoryServices.SearchResult
Dim _gDirectorySearcher As DirectorySearcher
Dim sPath As String
sPath = "LDAP://"
_groot = New DirectoryEntry(sPath)
_gDirectorySearcher = New DirectorySearcher(_groot)
_gDirectorySearcher.Filter = ("(&(objectClass='*')(cn= '372810'))")
_gSearchResult = _gDirectorySearcher.FindOne
If _gSearchResult Is Nothing Then
Label1.Text = _gSearchResult.Properties("mail")(0)
End If

Catch ex As Exception
End Try
Feb 19 '07 #1
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1 Reply

Expert 2.5K+
P: 4,871
Where do you use a username & password. Here is an example that may help:
Building Secure ASP.NET Applications: Authentication, Authorization, and Secure Communication
Feb 19 '07 #2

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