XFOR: Reasons for "Unable to logon..." Error Message (216292)


The information in this article applies to:

  • Microsoft Exchange Server 5.5
This article was previously published under Q216292

SUMMARY

When you use the Migration wizard to migrate account information from LDAP directories, you may receive the following error message:
Unable to log on to the server. Please verify server name, port, account name and password.
You may get this error message for a number of other reasons, listed in the "More Information" section of this article.

MORE INFORMATION

If you get this error message, check the following:

  • LDAP Server Name
  • LDAP Port
    This is typically TCP/IP port 389 or port 636 for LDAP over SSL.
  • Account Name
    You must use the full distinguished name (DN).
  • Password
  • Default Naming Context
    For servers with a default naming context specified, you must specify this in the Internet Directory server name field. For example:

    ldapserver/o=org

  • ADSI 2.0
    Verify that the correct version of ADSI 2.0 is installed. For additional information, please see the following article in the Microsoft Knowledge Base:

    216290 XFOR: Verifying which Version of ADSI Is Installed

Modification Type:MinorLast Reviewed:4/28/2005
Keywords:kbinfo KB216292
©2004 Microsoft Corporation. All rights reserved.