Fixed: An Existing Connection was Forcibly Closed by the Remote Host Minecraft

Connection lost exception: java.io.IOException: An existing connection was forcibly closed by the remote host – disturbing you? I have also faced such a problem recently. Like many game lovers, I also fix it by myself. But it took a little bit more time. For this reason, I want to share my fixing methods here to shorten your time.

When we try to join or connect the Minecraft server, we can’t do it. And we also show messages which tell us – Connection Lost Internal Exception: java.io.IOException: An existing connection was forcibly closed by the remote host.

As we know, several errors occur while playing Minecraft. But don’t be frustrated; you can easily solve it in a couple of minutes right now. Basically, as with other Minecraft errors such as Minecraft LAN not working, Minecraft won’t load. And also, connection refused: connect, Failed to login: Bad Login and Internal Exception: io.netty, handler, timeout, ReadTimeoutException etc. And an Existing Connection was Forcibly Closed by the Remote Host Minecraft is one of them.

Minecraft Error Showing At The Screen
Minecraft Error Showing At The Screen

Reasons behind the scene of connection lost exception: java.io.IOException: An existing connection was forcibly closed.

There is a background reason for today’s error- Connection lost exception: java.io.IOException: An existing connection was forcibly closed by the remote host. And the reason behind the scene is the connection between your device and the server is not established properly.  Numerous causes have the effect of this kind of disconnection.

Maybe the connection was closed but send data remains which creates the exception. Even though the connection is ok, but your third-party application sends data of 0 bytes. Sometimes low limit or slow internet connection may cause the error.  But whatever the cause is, we have to fix it. So, let’s begin.

An Existing Connection was Forcibly Closed by the Remote Host Minecraft
An Existing Connection was Forcibly Closed by the Remote Host Minecraft

How To Fix: Connection lost exception: java.io.IOException: An existing connection was forcibly closed.

Before starting, please check the required internet speed of Minecraft with your available internet speed right now. Along with changing the username in short form. And also, completely log out from your Minecraft server. After doing the things, try once again to log in; if An Existing Connection was Forcibly Closed by the Remote Host Minecraft is resolved, then ok. Otherwise, follow the methods I am showing here gradually. After implementing one method, check whether the error is solved or not? If it solves, there is no need to follow another step. If errors remain, then follow the next fixing methods.

Fixation  No. 01: Check And Reset Your Network Connection.

First and foremost, there is a huge impact of network connection with running or playing any online game. So we have made sure that we have an uninterrupted and smooth internet connection. You can do it by yourself in two ways. And the first one is that checking the connection and speed of the internet manually on your device is ok. Or you can run windows network diagnostic to check out the situation. To implement both or one of them, follow the steps below:

The First One:

  • Go To The Setting By Clicking On Windows Icon of Your Taskbar.
  • After That Click On Setting.
  • And Again Click On Network And Internet.
  • Now Have a Look at the Status by Clicking on the Status On the left.

The Second One:

  • Go To The Setting By Clicking On Windows Icon of Your Taskbar.
  • After That Click On Setting.
  • And Again Click On Network And Internet.
  • Now Click On Network Troubleshooter And Run It.
  • If There Is Any Problem Seen Fix It.

After completing the above-said task, run your Minecraft again. If it does solve the problem internal exception java.io.ioexception, then ok, otherwise follow the next solution.

•Go To The Setting By Clicking On Windows Icon of Your Taskbar.
• Go To The Setting By Clicking On Windows Icon of Your Taskbar.
Click On Network And Internet.
Click On Network And Internet.
Look At The Current Status
Look At The Current Status
Click On Network Troubleshooter And Run It
Click On Network Troubleshooter And Run It
Select Your Available Network Adapter And Click On Next.
Select Your Available Network Adapter And Click On Next.
It Will Tell You Regarding Your Current Problem
It Will Tell You Regarding Your Current Problem

Fixation No. 02: Reset Your Router.

Internet service providers provide us with two types of IP addresses. One is static, and another one is dynamic. There are some more advantages available in dynamic IP over static IP address. One of the advantages is that the dynamic IP provided by DHCP (dynamic host configuration protocol) may change at any time. At the same time, static IP addresses do not change any time. And in this fixation, we will use the advantage of the dynamic IP address is given to you. Just do the following in a moment.

  • First, take your router and disconnect it from the electric power line.
  • Secondly, wait for a couple of minutes.
  • Thirdly, reconnect it and check for the error exists or not. If the problem remains unchanged, follow the next solution.
Reset The Router By Plug Off And Again On
Reset The Router By Plug Off And Again On

Fixation No.03: Make Changes To Your Windows Firewall To Fix An existing connection was forcibly closed by the remote host Minecraft.

In Windows operating system Firewall plays a vital role in protecting our device from many harmful elements and threats. For securing devices from many harmful elements, most of the time firewall disallows the apps and programs. In this respect, there is a chance that the firewall is skeptical of the Minecraft server and not allowing Minecraft to connect to your device. But if it happens to your device, you can find and resolve it within a short period. There is two way to overcome the situation if windows firewall prevents your Minecraft server. Follow the steps below to implement the methods:

Disable windows firewall for some time.

  • Go To Control Panel By Typing On Windows Taskbar.
  • Now Click On System & Security.
  • After That, Click On Widows Defender Firewall.
  • Again Click On Windows Defender Firewall On or Off.
  • Lastly, Click On Turn Off Windows Defender Firewall And Click ok.

Allow Minecraft to Windows defender firewall to not prevent it from getting access towards your device. By doing this, you are adding Minecraft to the allow list of the windows defender firewall. Just do the following:

  • Go To Control Panel By Typing On Windows Taskbar.
  • Now Click On System & Security.
  • After That, Click On Widows Defender Firewall.
  • Now Click On Allow Apps Or Feature Through Windows Defender Firewall.
  • From The Drop Down List of Apps, Select Minecraft And Click On Change Setting.
  • After That, Check Mark Private On The Left Box and Uncheck Mark On Public (If it is a checkmark on)  Box In The Left.
  • If You Find More Java Apps, Mark Them All As Private.
  • Now, Click On ok.
  • Now Click On Change Setting.

After doing all the things, now start your game and check for the error. If it is still bothering you, then follow the next solution.

Going To Control Panel.
Going To Control Panel.
Now Click On System & Security.
Now Click On System & Security.
Click On Widows Defender Firewall.
Click On Widows Defender Firewall.
Again Click On Windows Defender Firewall On or Off
Again Click On Windows Defender Firewall On or Off
Now Click On Turn Off Windows Defender Firewall.
Now Click On Turn Off Windows Defender Firewall.

Fixation No.04: Refresh Present DNS Cache And Use Different One.

The domain name system (commonly known as “DNS”) is responsible for transforming domain names into IP addresses so that the original client may access the necessary Internet resources. As we know, a static DNS address cannot change automatically so, if your existing Minecraft problem is happening due to a DNS issue. Then by changing the DNS address will help you to get rid out of the present problem. Instead of the present address, you have to use Google Public DNS address. And it will resolve the issue. For changing DNS to the new one, you have to follow the steps below:

Clear DNS cache:

Sometimes corrupt DNS cache may be responsible for network-related issues. To avoid such a problem, you have to flush your DNS to refresh it. Do the following:

  • Open command prompt
  • Type the following one after another
  • First,              ipconfig /flushdns
  • Second,         ipconfig /registerdns
  • Third,             ipconfig /release
  • Fourth,           ipconfig /renew.
  • And fifth,       netsh Winsock reset.
  • Hit the Enter.
  • Exit from Command Prompt.
  • Restart Your Pc.

Use Google DNS:

  • Open Network & Internet Settings By Right Click On The Icon.
  • Click On Change Adapter Options.
  • Now Find Your Current Network Connection And Right Click On It.
  • After That, Go To Properties.
  • Again Find Out Select And Right Click On Internet Protocol Version 4 (TCP/IPv4).
  • Again Click On Properties.
  • Now Click And Check The Option “Use The Following IP Address”
  • Write The Following At IP Address & Alternative DNS Server.

Preferred DNS server: 8.8.8.8

Alternate DNS server: 8.8.4.4

  • Finally, Click ok And Save The Changes You Made.

Use A VPN:

Most of the time, a virtual private network is helpful to us. Especially, we can get access to various sites by changing our current location. It’s also changed the IP address we are using right now. Just do the following:

  • Install a VPN service (which you trust)
  • Run The VPN
  • Select A Country Near To Your Country.

You have the option to use the available third-party DNS server address if you are familiar with it. After doing the all things, restart your game server. I hope it will solve your existing problem.

Open Command Prompt For Flushing The DNS
Open Command Prompt For Flushing The DNS
Put The Command One After Another And Press Enter.
Put The Command One After Another And Press Enter.Open Network & Internet Settings By Right Click On The IconOpen Network & Internet Settings By Right Click On The Icon
Click On Change Adapter Options
Click On Change Adapter Options
Find Your Current Network Connection And Right Click On It And Go To Properties
Find Your Current Network Connection And Right Click On It And Go To Properties
Changing The DNS IP Address
Changing The DNS IP Address

 

Fixation No.05: Make Changes Your Server-Side View Distance (By reducing it) For Fixing java.io.ioexception Minecraft.

For viewing the game area under the game in Minecraft, there is a specific view distance. It is for the determination of the gamer that, how far they want to view in the game. Many of us use it for getting gorgeous landscapes larger view distance. Most of the time default setting of the viewing distance is set to its optimal level. Minecraft server always serves the maximum render distance. Still, due to the gamer’s internet speed quality, the error internal exception issue may arise. If you reduce the distance view setting, it will be helpful to erase the problem. The default setting provides the render viewing distance at 10. But you may reduce it to solve the error that is happening right now. You can reduce the Render distance by its server setting and also at Minecraft Launcher Setting. To do the same, follow the steps below:

  • First of all, Open Minecraft Launcher And Go To Option.
  • Secondly, Go To Video Settings
  • Thirdly, Reduce The Render Distance As Lowest As Possible.

Now Try To Launch Your game and check the present issue resolve or not. If it is resolved, again raise the distance area to its next number and check for the game. When it’s adjusted, and your game is also ok, then leave it at that point.

Reduce The Render Distance As Lowest As Possible
Reduce The Render Distance As Lowest As Possible

Fixation No.06: Uninstall Java And Reinstall It.

A programing language is used to run and install programs to our device named Java. Many times it is preinstalled. But sometimes, it may be possible to have numerous Java installed on the device. For various reasons, your installed Java may be corrupt or out of date. In this circumstance, it will be helpful to mitigate the error by uninstalling Java and reinstalling it to your device. Follow the instruction below to uninstall and reinstall Java.

For Uninstalling Java:

  • Type “Add Or Remove Programs” At Search Box.
  • Click On Add Or Remove Programs From Upperside.
  • Find Out Java And Click On It.
  • Now Click On Uninstall.
  • Follow the Processes That Show On Uninstalling Screen.
  • For Reinstalling Java:
  • Go To Official Website Of Java.
  • Click On Java Download.
  • Now Install Java From Your Download Folder.
    Go To Add Or Remove Program
    Go To Add Or Remove Program

    Find Out Java Click On It And Click On Uninstall
    Find Out Java Click On It And Click On Uninstall

Fixation No.07: Uninstall Minecraft And Reinstall It.

The Java edition, which is also Pc edition of Java, is most popular with Pc gamers. By using Pc edition (also known as Java edition), gamers can communicate with the Minecraft community. It is the largest version of another available version of Minecraft. And it also can access third-party skins as well as resources. Not only for that but also gamers can enjoy the original version with this. When the available installed version in a Pc backdated or corrupt, it may refer to the issue of Minecraft. To avoid the bothersome experience, just uninstalling and reinstalling the Java edition of Minecraft to the device will be helpful to resolve the problem. To do the same (Uninstalling and reinstalling), do the following procedure:

  • Type Add Or Remove Program On The Windows Search Box.
  • Find out And Select Java Edition Application.
  • Click On It And Again Click On Uninstall.

[This uninstallation will be removed all games files. So no junks file will be there. But your created world will remain unchanged.]

After completing uninstallation, it is time to reinstall it to your device. To install it newly do the following:

  • Go To Minecraft Website.
  • Log In To Your Mojang Account. After That, Download The Game.
  • Now Install It From Download Folder.
  • After Completing The Installation, Log Into Your Minecraft Launcher.

After completing the, all above-said process tries to connect the server. If it resolves the existing problem, then it is ok. Otherwise, follow the next steps.

[Along with the game, in this process, all necessary files of Java will be installed. Now will be required a separate java tool to create your server.]

Download The Game From Minecraft Website
Download The Game From Minecraft Website

Fixation No.08: Check Out Your Graphics And Network Drivers.

Driver’s plays a vital role in our computing activities. Without a proper and updated driver, the smooth working of many components can’t be ensured. For this, updating the driver of the Pc component is found helpful for fixing various issues. In this respect, you have to update your graphic and network drivers. There is a lot of possibility of fixing the present error by just updating the drivers. Let’s do it by following the step below:

  • Right Click On Windows Icon On The Taskbar
  • Select Device Manager
  • Click On Display Adapter (it will expand)
  • Now Right Click On It And Select Update Driver.
  • After That, Select Searching Option For Driver.

If any update is found, install it. And if it is up to date, then leave it. After updating your driver (if any), restart your game. And look for the problem to dissolve or not. If not, at that point, follow the next solution.

Go To Device Manger Right Click On The Graphic Cards And Select Update Driver
Go To Device Manger Right Click On The Graphic Cards And Select Update Driver
Select Search Drivers Option
Select Search Drivers Option

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Fixation No.09: Configure Java settings.

Often we use the java edition of Minecraft for the optimum level of gaming experience. For this, we need java installation on our device. But sometimes, the installed Java may be misconfigured, and the problem of java.io error occurs. To solve such kinds of anomalies, we have to edit some settings of Java. And it will bring us out from our present bothersome error experience. You should keep in mind to ensure that you are using only one Java on your device. In these setting changes, you have to make two changes. The first one is updating the present installed Java. And the second one is enabling of Native sandbox. For editing the java settings, follow the steps and implement at accordingly:

Updating Java Of Its Latest Version.

  • Type Configure Java To The Search Box.
  • Now Open The Configure Java App By Clicking On it.
  • Now Go To Update Tab And Click On Update Now.
  • If you found your Java is up to date, leave it By Clicking ok.
  • If Any Update Available Install The Update.

After updating your Java, look to your problem solve or not. If not, then do the following.

Native Sandbox Enablement.

  • Type Configure Java To The Search Box.
  • Now Open The Configure Java App By Clicking On it.
  • After That, Go To Advance Tab.
  • Find Out Enable The Operating System’s Restricted Environment (Native Sandbox).
  • Put/Click On Checkmark On It And Click On Apply.
  • After Applying The Changes Restart Your Pc

Now have a look at the problem. Is it resolved? or not? If no response got then follow the next fixing method.

Edit Your Java Setting Through Launcher.

There is an opportunity to edit the Java through the launcher setting available. Do to it properly, follow the given steps below:

  • Type Run On Search And Hit The Enter.
  • Now Type \Program Files (x86) And Press Enter.
  • After That Open Java Folder And Find Out Java Program File On Bin Folder.
  • Now Copy The Address From the Upper Folder Bar Of The Window.
  • Open Your Minecraft Launcher And Click On Edit Profile.
  • Under Settings Of Java Put Checkmark On At The Option Of Executable.
  • Now Paste Here The Copied Address (Previously Copied). After pasting, your current path will be as below:
  • “\Program Files (x86)\Java\jre1.8.0_311\bin\javaw.exe”
  • Finally, Click On Save Profile.

After completing all the procedures, try your game and look for the problem, erase or not. If not erased till now, then try the next method.

Type "Configure Java" To The Search Box
Type Configure Java To The Search Box
Click On Update Tab And Click On Update Now
Click On Update Tab And Click On Update Now
Show The Message The Java Is Updated
Show The Message The Java Is Updated
Enabling Operating System’s Restricted Environment (Native Sandbox)
Enabling Operating System’s Restricted Environment (Native Sandbox)
Type Run Hit Enter Again Type Program Files (x86) And Press Enter.
Type Run Hit Enter Again Type Program Files (x86) And Press Enter.
Find Out Java Folder And Open It
Find Out Java Folder And Open It
Open bin Fonder And Copy The Address From Upper side
Open bin Fonder And Copy The Address From Upper side
Paste The Copied Path To The Minecraft Profile
Paste The Copied Path To The Minecraft Profile

Fixation No.10: Create a new registry value To Fix an existing connection forcibly closed by the remote host.

A registry key in windows is nothing but an internal database. The registry key is, built for allowing the system and its configuration along with the applications to load and run. Particularly, it’s allowed the system and applications to run both individual and global when it starts and log in. In this respect, it is possible to fix the Minecraft error by creating a new registry key in the Windows registry.  To create a new registry key to fix the problem, follow the steps below:

  • Type “Regedit” in the search box on your taskbar.
  • On Registry Editor App, Right Click And Select Run As Administrator.
  • Before Creating The New One, Take A Backup Of the Present Registry File.
  • After Taking The Backup, Go To The Folder “HKEY_LOCAL_MACHINE,” And From Sub Folder, Go To The “SOFTWARE”
  • Now Find Out “Microsoft” Folder And Expand It.
  • Again Find Out “.NETFraemwork” And Open It.
  • After That Open The Folder “v4.0.30319.”
  • If There Is No Folder With This Name Select The One Who Has The Highest Version Number.
  • Now Find Out The “SchUseStrongCrypto Value.” If It Is Not Available, Create A New One.
  • Click On The Left Side Area And Select New And Click On To SWORD (32-but) Value.
  • Give A Name As “SchUseStrongCrypto” And Press Enter.
  • Double Click On The Newly Created SchUseStrongCrypto And Set The Value To 1 And Clicked ok.
  • Close The Registry Editor.
  • Finally, Reboot Your Computer.

After restarting your computer now have to look into your problem “internal exception java.io.ioexception an established connection was aborted” fixed or not. If not, then follow the next available steps to erase it.

Typing regidit Right Clicking On Registry App And Run As Administrator
Typing “regidit” Right Clicking On Registry App And Run As Administrator
 Going To The Path And Opening The Folder
Going To The Path And Opening The Folder
Creating New File To Set The Value
Creating New File To Set The Value
Creating The SchUseStrongCrypto File
Creating The “SchUseStrongCrypto” File
Setting Value Data To 1 In The Newly Created File
Setting Value Data To 1 In The Newly Created File
Value Data Set To 1
Value Data Set To 1

Fixation No.11:   Communicate With Minecraft Support For Minecraft remote connect problem.

A properly configured game gives us an excellent gaming experience. On the other hand, without proper configuration, it gives us a lot of bothersome experiences. In this regard, after trying all the above-said methods and being unable to fix the existing problem. Now it is high time to communicate with the Minecraft support. They will listen and assist you in solving the error with their capability and authority in the game. To do the same, just go the Minecraft Help and let them know your problem with An Existing Connection was Forcibly Closed by the Remote Host Minecraft.

Final Thoughts:

We firmly believe that the Minecraft existing connection was forcibly closed by the remote host problem will be fixed if the above-said methods can apply properly. And also, we hope that you will fix the error by implementing a few of them. Only some critical situations may need to apply most of them. If you have any questions, suggestions, or queries, please feel free to inform us. And if you have found something more efficient and interesting to solve the Minecraft error, please share it with us.

Thanks for the time, and good luck!

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