LDAP user password changing

Hi all,

I am currently writing a page that allows the user to change thier own password if the have forgotten it, by answering a series of questions. my problem is after they have managed to answer the question correctly I allow them to change their password, but am having difficulty with the LDAP side of it. It runs ok on my local machine as I have domain admin rights but on the server it fails with the follwong error:

 Exception has been thrown by the target of an invocation.System.UnauthorizedAccessException: Access is denied. (Exception from HRESULT: 0x80070005 (E_ACCESSDENIED))


 

here is my code that does the password changing:

Dim conf As Configuration = System.Web.Configuration.WebConfigurationMa ...