What is ‘NetBT error 4321’ in Windows 10?
In this article, we are going to discuss on How to fix NetBT error 4321 Windows 10. You will be guided with easy steps/methods to resolve the issue. Let’s starts the discussion.
‘NetBT’: NetBT or NetBOS over TCP/IP, or NBT s networking protocol that allows legacy computer applications replying on NetBIOS API to be used on MODEM TCP/IP networks. Some applications still uses NetBIOS, and don’t scale well in today’s networks of hundreds of computers when NetBIOS is running over NBF. When properly configured, NBT allows those applications to be run on large TCP/IP networks without change. NetBT or NetBIOS provides three district services including Name service, Datagram distribution service, and Session service.
However, several Windows 10 users reported they faced NetBT error 4321 Windows 10 or NetBT error 4321 issue on their Windows 10/11 computer when they tried to play games or videos, browsing the web, and/or tried to launch a application. This issue indicates you are unable to launch certain applications, browse the web/internet, or unable to play game or video on Windows computer due to NetBT error 4321. Let’s take a look at error message.
“NetBT 4311 Error message:
Initialization failed because the driver device could not be created”
The possible reasons behind the issue can be the driver device that couldn’t be created that occurs once the network adapter is removed, and Microsoft Windows detects this issue and reinstall the adapters. Another possible reason behind the issue can be the incorrect log. A non-zero value is incorrectly returned with OS finds and references the network adapter. This error can also be appeared after the removal of a remote access service or when network adapter gets reinstalled.
NetBT error 4321 can be occurred due to corrupted/outdated device drivers in Windows PC, lack of enough storage space for such pieces the compatibility issues surface, corruption in system files or registry, and other Windows issues. It is possible to fix the issue with our instructions. Let’s go for the solution.
How to fix NetBT error 4321 Windows 10?
Method 1: Fix ‘NetBT error 4321’ with ‘PC Repair Tool’
‘PC Repair Tool’ is easy & quick way to find and fix BSOD errors, DLL errors, EXE errors, problems with programs/applications, malware or viruses issues, system files or registry issues, and other system issues with just few clicks.
⇓ Get PC Repair Tool⇓
Method 2: Update Device Drivers
Updating all necessary device drivers to latest & compatible version can resolve the issue.
Step 1: Open ‘Device Manager’ in Windows PC via Windows Search Box and look for the device driver that is showing ‘Yellow Exclamation Mark’ on it
Step 2: Right-click on problematic device driver and select ‘Update Driver’, and follow on-screen instructions to finish update process. Repeat the same step to update all other necessary drivers and once updated, restart your computer and check if the issue is resolved.
Download or reinstall device driver update in Windows PC [Automatically]
You can also try to update all Windows drivers including network adapter drivers and all other necessary drivers using Automatic Driver Update Tool. You can get this tool through button/link below.
⇓ Get Automatic Driver Update Tool⇓
Method 3: Uninstall problematic third-party applications
Another possible way to fix the issue is to uninstall the problematic third-party applications in computer.
Step 1: Open ‘Control Panel’ in Windows PC via Windows Search Box and go to ‘Uninstall a Program > Programs & Features’
Step 2: Find and right-click on the program that is causing error, and select ‘Uninstall’ to uninstall it and after that, restart your computer and check if the issue is resolved.
Method 4: Disable Automatic Restart option
You can also try to fix the issue by disabling Automatic Restart Option in your Windows computer.
Step 1: Type ‘View Advanced System settings’ in Windows Search Box open it from results appear
Step 2: Click ‘Settings’ in ‘Start-up and Recovery’ section, deselect ‘Automatically Restart’ option under ‘System Failure’ and then hit ‘Ok’ button to save the changes. Once done, restart your computer and check if the issue is resolved.
Conclusion
I am sure this article helped you on How to fix NetBT error 4321 Windows 10 with several easy steps/methods. You can read & follow our instructions to do so. That’s all. For any suggestions or queries, please write on comment box below.
В Windows 10 версии 1703 пункт «Командная строка» в контекстном меню «Пуск» изменился на PowerShell, а пункт контекстного меню проводника (который появляется, если удерживать Shift при нажатии правой кнопки мыши) «Открыть окно команд» — на «Открыть окно PowerShell здесь». И если первое легко меняется в Параметры — Персонализация — Панель задач (пункт «Заменить командную строку оболочкой Windows PowerShell»), то второе при изменении данной настройки не изменяется.
В этой инструкции — пошагово о том, как вернуть пункт «Открыть окно команд» Windows 10, вызываемое в Проводнике при вызове контекстного меню с удерживанием клавиши Shift и служащий для запуска командной строки в текущей папке (если вызывать меню в пустом месте окна проводника) или в выбранной папке. См. также: Как вернуть панель управления в контекстное меню Пуск Windows 10.
Возвращаем пункт «Открыть окно команд» с помощью редактора реестра
Для того, чтобы вернуть указанный пункт контекстного меню в Windows 10, проделайте следующие действия:
- Нажмите клавиши Win+R и введите regedit для запуска редактора реестра.
- Перейдите к разделу реестра HKEY_CLASSES_ROOT\Directory\shell\cmd, нажмите правой кнопкой мыши по имени раздела и выберите пункт меню «Разрешения».
- В следующем окне нажмите кнопку «Дополнительно».
- Нажмите «Изменить» рядом с пунктом «Владелец».
- В поле «Введите имена выбираемых объектов» введите имя вашего пользователя и нажмите «Проверить имена», а затем — «Ок». Примечание: если используется учетная запись Майкрософт, введите адрес электронной почты вместо имени пользователя.
- Отметьте пункт «Заменить владельца подконтейнеров и объектов» и «Заменить все записи разрешений дочернего объекта», затем нажмите «Ок» и подтвердите действие.
- Вы вернетесь в окно параметров безопасности раздела реестра, в нем выберите пункт «Администраторы» и установите отметку «Полный доступ», нажмите «Ок».
- Вернувшись в редактор реестра, нажмите по значению HideBasedOnVelocityId (в правой части редактора реестра) правой кнопкой мыши и выберите пункт «Удалить».
- Повторите шаги 2-8 для разделов HKEY_CLASSES_ROOT\Directory\Background shell\cmd и HKEY_CLASSES_ROOT\Drive\shell\cmd
По завершении указанных действий, пункт «Открыть окно команд» вернется в том виде, в котором ранее присутствовал в контекстном меню проводника (даже без перезапуска explorer.exe или перезагрузки компьютера).
Дополнительная информация
- Существует дополнительная возможность открыть командную строку в текущей папке в проводнике Windows 10: находясь в нужной папке, введите в адресную строку проводника cmd и нажмите Enter.
Окно команд можно открывать и на рабочем столе: Shift + правый клик мышью — выбор соответствующего пункта меню.
Asked By
0 points
N/A
Posted on — 09/21/2011
Error:
The name «<computer name>:0» could not be registered on the interface with IP ADDRESS 192.168.#.#.
The machine with the IP ADDRESS did not allow the name to be claimed by this machine.
Additional details:
Source: NetBT
Event id: 4321
File Name: netevent.dll
This is my uploaded image:
Please help me from this problem,
Thanks,
Answered By
Reddings
0 points
N/A
#126643
Hi,
Your computer has failed to register itself in WINS server. NetBT is responsible for registering your computer in WINS server.
Check your WINS server settings by :
1. Go to Network Connections
2. Choose your network and view its properties.
3. Select TCP/IP Version 4 and then under General tab double click on Advanced TCP/IP Settings
Check the WINS settings there. Contact your Net Admin if you don’t know the WINS settings.
Regards,
Reddings
Answered By
Franks good
15 points
N/A
#126644
Error Event ID 4321 (Fix NetBT)
It’s a common occur when your computer couldn’t connect to your WINS server. And yes NETBT is responsible for this problem.
The main problem you are facing is that you are using two NICSs in the DC knowingly or not knowingly so what happening is your DC presently have two NICs which means you are using two different IP addresses. That’s why you are having this problem.
So now you just have to disable NETBIOS over TCP/IP on one of them so then your NETBT can only see one NICs means just one IP address.
The method to select NETBIOS over TCP/IP is different for every operating system.
So I am adding a link here. Just set it according to your operating system. (windows).
https://support.microsoft.com/en-us/help/313314/how-to-disable-netbios-over-tcp-ip-by-using-dhcp-server-options
Thanks
Recommended Posts
kodina
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Checked the Event Viewer a while back and a new culprit was waiting. Here are the details:
Event Type: Error
Event Source: NetBT
Event Category: None
Event ID: 4321
Date: 09-May-10
Time: 6:20:48 AM
User: N/A
Computer: mylaptop
Description:
The name «WORKGROUP :1d» could not be registered on the Interface with IP address 999.999.9.999. The machine
with the IP address 999.999.9.999 did not allow the name to be claimed by this machine. For more information, see
Help and Support Center at …
Any clues?
HawkMan
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Did you edit the IP? cause that ip is illegal and shouldn’t be able to be set.
+BudMan
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Yeah no wonder you would get that error, as already stated that IP is not a valid one — it would be impossible to set in an sort of normal fashion.. The dialog will not allow you to enter that for example.
Or are you hiding what the IP was?? If so there is no point to hiding Private ips, 192.168.x.x, 10.x.x.x or 172.16-31.x.x — since they are not routable on the public net — and there for tells us nothing of where you are or how to connect to your network..
My computer is 192.168.1.100, my kids are 192.168.1.101, my server is .4 my router is .253 — hack away etc.. etc.. etc..
here is help with that error
http://www.chicagotech.net/troubleshooting/eveny4321.htm
kodina
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Thanks for the reply folks.
Yes I did not post my actual IP because i read a post or article way back that never disclose your ip or name of personal things. I guess I’m being too paranoid and …Sorry but I don’t know what’s okay/safe to post on the internet and what’s not.
Ok I did not hide/fake my IP and am not using any ip hiding/faking software. The following 2 things might have something to do with the reason for the error
1) I am using Sygate, and the 1st attached image shows the options I have used. I might me wrong but could any of the red circled one’s be the reason for this and some other problems I have been facing. I have a 80% gut feeling that the problem probably could be due to one of the settings shown in the attached file
2) I have a second pc at home with is running Win7 Home Edition. I hardly use it and have recently put it in place for people visiting me and wanting to use my laptop. So my silly way of saying «sorry you can’t use my laptop but here’s something which has the internet and everything else». That PC has COMODO firewall BTW
3) Budman I read the link and based on the little i can understand i probably need to take care of the following
- need to clean the WINS records.
Comment: How do I do this?[/b] - «If this is multihomed computer, make both NICs are in the different subnet.».
Comment: Could this have anything to do with the other PC I have??? On that PC too there is no IP hiding/faking software and just a simple installation with COMODO being the only difference - What are the things (if any) that I need to check on the other PC?
Comment: Maybe not and all my problems are originating from my own PC - «If this is the RRAS server, make sure only the one IP registers the record in the WINS.».
Comment: Oh boy. What is a RRAS server??? Can I ignore this point? - «Make sure the computer is in the correct subnet.»
Comment: I have not made any changes to the IP related stuff and how the settings as per my ISP’s recommendation. The links to the additional images (3rd onwards) shows the relevant settings (if it helps). Could the culprit for many of my problem be sitting somewhere here? - The stuff about «Duplicate Name. Symptoms: You are running mixed OS in a domain network. Two computers, one is win98 and another is w2k/XP, receive the duplicate name …» could also be the cuplrit??? This is now getting confusing :wacko:
Links to screen-shots
Sygate Setting 1: http://i42.tinypic.com/mtxidk.jpg
Sygate Setting 2: http://i42.tinypic.com/30vyzko.jpg
TCP/IP related screen shot #1: http://i40.tinypic.com/w97jgm.jpg
TCP/IP related screen shot #2: http://i43.tinypic.com/34qoh20.jpg
TCP/IP related screen shot #3: http://i40.tinypic.com/n20dx2.jpg
TCP/IP related screen shot #4: http://i43.tinypic.com/jqrpms.jpg
TCP/IP related screen shot #5: http://i40.tinypic.com/35c21kj.jpg
TCP/IP related screen shot #6: http://i43.tinypic.com/29ljk78.jpg
+BudMan
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First off — whats the IP in the error, is it yours or your other machines?
And from your firewall settings — yeah your going to have issues.. You prevented file sharing and network browsing, etc.. WHY??? Are there machines on your network that are hostile?? Don’t you want to be able to share files between machines?? If you dont — then don’t freaking share anything.. Blocking stuff with 3rd party firewalls — yup going to cause you problems and event errors
kodina
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Hi HawkMan and BudMan,
The following answers are based on some assumptions (as I have understood your replies):
1) Yes I changed the IP and the actual one is same as the IP which BudMan has posted in his report. I don’t know what is safe/ok to post on help forums and what’s not safe. I really just don’t know the answer :wacko:
2) @BudMan: The IP in the error is of my laptop (not the other Win7 PC) which I have talked about in another post (BudMan you might recall my other post related to problems on my Win7) PC
3)
And from your firewall settings — yeah your going to have issues.. You prevented file sharing and network browsing, etc.. WHY??? Are there machines on your network that are hostile?? Don’t you want to be able to share files between machines?? If you dont — then don’t freaking share anything.. Blocking stuff with 3rd party firewalls — yup going to cause you problems and event errors
To be honest I do not have a clue what the settings (the 2 snapshots of Sygate) do. I just read the descriptions and thought that it is safe to click/select those options. Should I disable (uncheck) some of the settings (boxes) on Sygate? If so which one?
There are no hostile machines on my mini home network (if I can use the word network here). It’s just my laptop (running XP Pro SP3), a PC which I recently got and running Win7, a router (have switched from TPLink to DLink after upgrading DLink’s firmware) and that’s about it. Like i said earlier, I am not a networking/IT/security expert. Heck, until recently I didn’t even have my router secured and a guy came and helped me to secure it. I think he used something called WPA or WEP or something like that. Just sharing this to give you a feel of my high calibre IT knowledge :blush:
As I write there is a new Event IS that has popoed up in my event viewer and I really feel as if I have had it. I know at the end of the day it’s probably something that I’m doing wrong which is making these Event ID’s to pop-up but till I solve them, life is nothing but a pain in he wrong place. For the past few days, I have just been trouble shooting and this is sooo frustrating
So again my request is that what setting in your opinion (looking at the 2 Sygate Screen shots that I attached earlier) should I change?
Thanks.
+BudMan
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«Should I disable (uncheck) some of the settings (boxes) on Sygate? If so which one? «
I have to wonder why your running some 3rd party firewall in the first place.. As to those specific settings — do you want to share files between your machines?? If not — like I said don’t turn on sharing there is no point is blocking stuff on a firewall behind a nat router you have no idea what any of it does — so why are you blocking it???
If your saying that the error is on the laptop, and the ip listed in the error is the laptops — then I will pretty much bet that 4321 error is due to your 3rd party firewall..
lets put to bed some of your tinfoil hat concerns..
Posting an IP that starts with 192.168.x.x, or 10.x.x.x or 172.16-31.x.x is NOT a security risk — its completely useless to anyone anywhere in tracking you down, accessing your router or network or anything about you at all.. These are private reserved addresses that are not routable on the public internet — and everyone behind a nat is using the same numbering systems.. Same goes with 169.254.x.x — this an APIPA that windows machines will sometimes randomly give themselves when set to auto get an IP and they dont — you can post these with no issues.
Same goes for MAC addresses of your devices — again utterly useless to anyone not directly connected to your network, the only thing they can do with a mac is look up who made your devices..
But understanding what machine your talking about can be very helpful in helping you..
Question for you — do you think this error is why your having a problem??? What are you trying to do that you feel this event message should concern you?? Are you trying to share files and can not access the other machine? Are you trying to browse your workgroup and don’t see your machines? What is not working that you feel you need to be concerned with the event log?
If you do not understand what it is telling you, and you do not notice anything wrong — why are you looking in the event log?? I assure you your just going to frustrate yourself with information overload for something with lots of things you don’t understand.
I for one wonder why your running sygate firewall — who told you needed this? Where did you read that you needed this? Your OS has its own built in firewall — unless you are wanting to do something specific that it does not provide — you have NO use for a 3rd party one.. And clearly if you do not understand what its doing and how — why in the world would you go dicking around with settings in it, etc.?? If my I would just remove it all together and use the built in one, this way if you want to share files — windows will automatically make the changes in the firewall for you when you turn of file sharing, etc. etc..
kodina
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I have to wonder why your running some 3rd party firewall in the first place.. As to those specific settings — do you want to share files between your machines?? If not — like I said don’t turn on sharing there is no point is blocking stuff on a firewall behind a nat router you have no idea what any of it does — so why are you blocking it???
If your saying that the error is on the laptop, and the ip listed in the error is the laptops — then I will pretty much bet that 4321 error is due to your 3rd party firewall..
Maybe, just maybe you are right but prior to doing this fresh installation I was using exactly the same firewall (Sygate) for over 3 years and never faced any of the problem. I really do value your advice and suggestions but i guess the only (i repeat the only) area where I will respectfully disagree is using Microsoft’s built-in firewall that comes with XP. I used it in the early days when I started using XP and it simply did NOT block any thing. There are software products (now mostly freeware) which constantly try to access the web sites of the authors/publishers and Sygate immediately blocks the access and gives me the notification and keep a details log and everything and the interface is so simple and easy to use as if it was made for someone like me.
Thank you for educating me about disclosing IP address or MAC address. Did not know any of this and the tinfoil is beginning to come off automatically. Thanks you again for helping me learn BudMan!
Question for you — do you think this error is why your having a problem??? What are you trying to do that you feel this event message should concern you?? Are you trying to share files and can not access the other machine? Are you trying to browse your workgroup and don’t see your machines? What is not working that you feel you need to be concerned with the event log?
BudMan as I have shared earlier (probably in the other post where you helped me), there is nothing unusual that I am doing on my Laptop. The usage is simple like most home users. No, I have never tried to browse anything on my workgroup. I don’t even know how to browse my workgroup (I have that other Win7 PC) at home which is also causing some things in the Event Log and I will post a separate (and hopefully the last post) about my miseries.
Why do I look at the Event Logs? 2 Reasons:
1) Because ever since the fresh install my internet performance is not even 1/2 of what it used to be, and
2) I have been using computers for a few years but my learning has been pretty much where it was years back. I shared in one of my posts that i want to learn. I maybe taking the wrong approach but in my opinion probably one of the best ways to learn (amongst many other possibilities) is to share the problems you are facing, and learn from the advice/suggestions from people who have been there.
Other than Comodo and MSFT’s firewall, would you recommend a firewall that I should try?
Regardless of your next reply, I thank you again for your help and for helping me again (I’ll keep on doing this thanking act because I AM learning from replies to my questions)
Sincerely.
+BudMan
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«my internet performance is not even 1/2 of what it used to be»
My guess is your firewall!! Again why are you running it?? Oh yeah your tinfoil hat again and what software you trust to run is doing.
«I will respectfully disagree is using Microsoft’s built-in firewall that comes with XP. I used it in the early days when I started using XP and it simply did NOT block any thing.»
WTF do you need to block outbound for?? Why should you give a **** if some software you trust enough to run in the first place is checking in to see if there is an update.. This is what 1 or 2 bytes.. Do you think its sending your banking info to the makers?? If so WTF are you running it for in the first place????
If you so concerned with what this software is sending to the public net — then fire up your fav sniffer like wireshark and actually look to see what its doing — vs just blocking it without clue one to what its trying to do.. More than likely its checking for updates which you can turn off in the software if your so worried about it.
edit: I would love to help you get your system running the way you want.. But I can tell you right now with entries like the last one in your event log — your firewall rules must be all jacked up.. What you block everything your firewall says is trying to talk on the network?? And you wonder why your getting errors and slow internet???
kodina
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I can see that clearly BudMan i.e. you really want to help me out but my (well as per you), my tinfoil is the bottleneck and this is understandably frustrating you. Well if it’s any consolation, my frustration level (with combined problems with my xp laptop and the Win7 PC related problems) is probably 50 times more than you. I must be doing something right (other than using Sygate) for keeping my calm while you feel like beating the s77t out of me until i change my mindset lol
on a serious note, I see the sincerity with which you have been trying to help me and the resultant thanks comes very sincerely. Please give me a day or whatever to get my act together and then post back with what else interesting has happened in life
Regards.
+BudMan
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I am happy to help… But errors like that 4321 error are most likely from your firewall — since from your settings you are preventing all network browsing and sharing. Which would explain the error. There is not one valid reason to block this on your 2 machine network with both of the machines being yours.
You say your internet speed is 1/2 — on just this new xp install, or your win7 box as well?
What speed did you use to get, and what do you show now? Where are you testing your speeds from speednet.net or something?
soldier1st
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listen to budman, he knows what he is talking about.
This topic is now closed to further replies.
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Error — 4321 NetBT
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Thread starteranthonymel
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Start date
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#1
Event Type: Error
Event Source: NetBT
Event Category: None
Event ID: 4321
Date: 4/4/2005
Time: 11:55:56 AM
User: N/A
Computer: WEATHERWOOD
Description:
The name «SMHS :1d» could not be registered on the Interface with IP address 10.5.17.1. The machine with the IP address 10.5.17.6 did not allow the name to be claimed by this machine.
There is no comupter named «SMHS :1d» on my network. The domain is named SMHS. Both IP address listed above are DC’s.
10.5.17.1 is also a DNS and DHCP server
What might be causing this problem? This is the only error message I get on either machine.
Thanks in advance,
Anthony
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#2
thread931-1001211
«Horsey to king bish three
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#3
Anyway, if any one has also come across this let us know.
Thanks
Anthony
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#4
DC1 (with AD intergrated DNS installed) with IP address 192.168.0.11 had the DNS settings —
P 192.168.0.11
A 192.168.0.12
The second DC also (with AD intergrated DNS installed) had the DNS setttings
P 192.168.0.11
A 192.168.0.12
I’ve change the settings on DC2 so it uses itself for it’s primary DNS and i haven’t seen the problem since.
Fingers crossed.
«Sometimes, a cigar is just a cigar.» — Sigmund Freud
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#5
Anthony
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#6
PSC
Governments and corporations need people like you and me. We are samurai. The keyboard cowboys. And all those other people out there who have no idea what’s going on are the cattle. Mooo! —Mr. The Plague, from the movie «Hackers
- Thread starter
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#7
Anthony
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#8
Cheers.
«Sometimes, a cigar is just a cigar.» — Sigmund Freud
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#9
PSC
Governments and corporations need people like you and me. We are samurai. The keyboard cowboys. And all those other people out there who have no idea what’s going on are the cattle. Mooo! —Mr. The Plague, from the movie «Hackers
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#10
When the switch went down the servers would lose contact, occasionally when they found each other again one of the servers refused to believe that the PDC emulator was the master and errored every minute. I restarted the browser service on the affected servers and the problem went away.
I very occasionally see it appear once every couple of months in the system log but it usually sorts itself out, only once has it repeatedly shown up multiple time in one day and the service restart sorted it.
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Anthony
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