尝试使用DirectoryEntry的RefreshCache时抛出DirectoryServicesCOMException(0x80072020)

时间:2013-08-05 09:11:56

标签: active-directory ldap directoryentry

我编写了一个非常示例的测试程序,并将其作为域计算机中的本地系统帐户运行。代码如下:

static void Main(string[] args)
{
    try
    {
        System.Console.Out.WriteLine("Test Start");
        List<string> temp = new List<string>();
        temp.Add(Environment.UserDomainName);
        temp.Add("test");
        temp.Add("test.com");
        temp.Add("dc.test.com");
        temp.Add("gc.test.com");

        foreach (var i in temp)
        {

            using (HostingEnvironment.Impersonate())
            {
                System.Console.WriteLine("LDAP://{0}", i);
                DirectoryEntry entry = new DirectoryEntry("LDAP://" + i);
                try
                {
                    entry.RefreshCache();
                    string nativeGuid = entry.NativeGuid;
                    string path = entry.Path;
                    string server = entry.Options.GetCurrentServerName();
                    System.Console.WriteLine("{0} success!", i);
                }
                catch (Exception e)
                {
                    System.Console.WriteLine("{0}\n {1}", i, e);
                }
            }
        }

        System.Console.Out.WriteLine("Test End");
    }
    catch (Exception e)
    {
        System.Console.Out.WriteLine("e:Main{0}", e.Message);
    }
    System.Console.In.ReadLine();
}

域名的NetBIOS名称为“test”,完整域名为“test.com”。 “dc.test.com”是DC FQDN,“gc.test.com”是GC FQDN。

它适用于“test.com”,“dc.test.com”“和”gc.test.com“,但它会为”test“和”Environment.UserDomainName“抛出DirectoryServicesCOMException(0x80072020)。

详细的运行结果是:

Test Start
LDAP://TEST
TEST
 System.DirectoryServices.DirectoryServicesCOMException (0x80072020): An operati
ons error occurred.

   at System.DirectoryServices.DirectoryEntry.Bind(Boolean throwIfFail)
   at System.DirectoryServices.DirectoryEntry.Bind()
   at System.DirectoryServices.DirectoryEntry.RefreshCache()
   at ConsoleApplication1.Program.Main(String[] args)
LDAP://test
test
 System.DirectoryServices.DirectoryServicesCOMException (0x80072020): An operati
ons error occurred.

   at System.DirectoryServices.DirectoryEntry.Bind(Boolean throwIfFail)
   at System.DirectoryServices.DirectoryEntry.Bind()
   at System.DirectoryServices.DirectoryEntry.RefreshCache()
   at ConsoleApplication1.Program.Main(String[] args)
LDAP://test.com
test.com success!
LDAP://dc.test.com
dc.test.com success!
LDAP://gc.test.com
gc.test.com success!
Test End

如果我将其作为domian管理员帐户运行,它的工作正常。知道是什么原因造成的吗?非常感谢!

1 个答案:

答案 0 :(得分:0)

你到底想要做什么?如果您在加入域的计算机上,则应该new DirectoryEntry()

对于您的错误,当您使用本地帐户登录Windows时,UserDomainName环境变量将设置为本地计算机名称。如果该机器的名称与域名的NetBIOS名称相同,那么如果Windows感到困惑,我不会感到惊讶。