Active Directory domain controller cannot be contacted error in Windows 10

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Philippe Gloaguen
@philippegloaguen
SOURCES CONSULTED:

support.microsoft.com

Author and references

Some Windows 10 users are complaining of a new kind of problem they face when trying to add a workstation to the existing one. According to these users, every time they try to add a new workstation the whole process stops and they get an error message saying "An Active Directory domain controller for the domain could not be contacted". This error usually occurs due to incorrect DNS settings on the system. To fix this problem on your computer, follow these solutions and the problem will be solved in no time.



Fix-1 Create a new DNS configuration-

Adding DNS server addresses can help you.

1. You can easily access the Run window by pressing the key Tasto Windows + R keys together.

2. Digita “ncpa.cpl”In that Rush window and knock Pay in.

The Services window will appear.

3. Now, in the list of adapters, double click on the adapter you are using.

4. Now, in the section "This connection uses the following elements:", double click over it "Internet Protocol versione 4 (TCP / IPv4)"option.

5. In the Internet Protocol Version (TCP / IPv4) Properties window, click "Advanced”Configuration to change it.

6. Now, in the Advanced TCP / IP Settings window, go to “DNS“tab.

7. Then write the DNS server addresses in the box below 'DNS server addresses, in order of use:'. Then click on "Insert…".

8. Finally, click on "all right”To save the changes on your computer.

Once done, start again computer to save the changes to your computer.



After restarting the computer, try adding the workstation again. If the error persists, look for the next solution.

Fix-2 Connect to domain via Settings–

Connect to the domain via Windows settings is an alternate path that you can use to address the problem.

1. Press Tasto Windows + I to open the settings window.

2. In the settings window, click "Accounts”To open the account settings.

3. When the Conti settings appear on the screen, "Access to work or school".

4. Now click on "Connect”To begin the process of connecting to the workstation.

5. In the Microsoft account window, at the bottom of the window, click "Join this device to a local Active Directory domain".

6. Join a domain the panel will open.


7. In the Join a domain panel, under "Domain name", Enter the domain name (it will have a format like this -"*.Local“) You want to join.

8. Now click on "The next“Continue with the next step.

9. In the last step, enter the administrative password and complete a domain connection.

VIA start again the changes may need to take effect on your computer. Your problem should be solved.


Fix-3 Restart DNS Service-

DNS restart The service can resolve the situation.

1. At first, click on the search box and type in “services”.

2. Click on 'Services'which will appear in the search result.

Services window will open.

3. In the Services window, scroll down and find the "DNS client"Service.

4. Now, the right mouse button on him "DNS client"Service and then click"Curriculum vitaeTo restart it.

5. Press Tasto Windows + R launch a Running Terminal.

6. Digita “cmd"And press"Pay in".

System symbol The window with the administrative right will open.

7. To stop DNS cache, type this command in CMD and then press Pay in.

net stop dnscache

3. Now, to reset the DNS cache, as before, copy this command and paste in CMD and press'Pay in'.

net start dnscache

Once done, close the System Symbol window.

Restart computer to allow the changes to be applied to the computer.

Upon reboot, try to connect to the workstation again. Your problem should be solved.

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