Facing Minecraft internal exception java.io.ioexception error? 9 Ways HOW TO Fix

What is Minecraft internal exception java.io.ioexception error? It is considered as a simple existing connection was forcibly closed error. It occurs due to the disturbance created between the server of the Minecraft and your device and existing connection was forcibly closed. The device you are requesting to play the Minecraft game may be incompatible with the game or network traffic error between the servers and users. This error is common, and there is no need to worry about it because many Minecraft users face this error in day-to-day life.

Minecraft internal exception java.io.ioexception

Sometimes this error is caused due to outdated JAVA version in your system or due to your device Firewall blocking the access. In this piece of information about Minecraft internal exception java.io.ioexception error or existing connection was forcibly closed , you will find all possible and unique solutions for solving the error of Minecraft java io exception. Read the article carefully and get accurate solutions for your trouble.

Solution 1: Restarting Network connection 

Many users are facing the error of the Minecraft connection failed or java io.ioexception error or existing connection was forcibly closed. The most simple solution for solving this error is restarting or resetting your internet connection. Follow the measures given below to get an accurate solution for fixing the java ioexception error.

Power off your modem or router. Wait for some time and power on again. Connect your device again with your network and look at whether the error is solved or not. Sometimes due to network traffic or some small interruptions in your network cable, this error is caused. Try this solution, and it might help you to solve the error of Minecraft internal exception java.io.ioexception or io ioexception an existing connection was forcibly closed by the remote host. Make sure to restart your computer. You have to check whether you have solved the error or not.

Minecraft internal exception java.io.ioexception

Solution 2: Resetting the network device

If the solution mentioned above did not help in solving the error, then try this solution. This fix is also the easiest, among other solutions. Many users have reported that resetting the network device has solved their error of the Minecraft connection refused.

Press the reset for a minimum of 10 seconds present at the back of your router or modem. It will reset your modem or the router automatically and will provide interruption-free data. You can also reset these routers and modems from their web portal that the ISPs will provide when purchasing their network connection.

Minecraft internal exception java.io.ioexception

Solution 3:Turning off Windows defender Firewall

Windows itself does not recommend this solution because it makes an insecure way to access the Minecraft server. Many times it is seen that Windows security Firewall blocks the access of the Minecraft server. Follow the ways given below to get an accurate solution for solving the error of Minecraft java ioexception.

Press the Win key from the keyboard and search for the Control Panel. Please open it and look for the option of System and Security. Click on it and click on the Windows Defender firewall option. Please open it, and there will be different options, as shown in the below-given screen. Select the last option from other options. Select the Turn Off Windows defender Firewall option. It will display an alert box, but click OK button and then check whether the error is solved or not.

Minecraft internal exception java.io.ioexception

Try this solution at your risk because it allows all the websites, whether secure or insecure, to access your device. It will make your computer open for attacks. But if you want to play your favorite game, then Off the Windows defender for a certain time and make it on as soon as you finish playing the game.

Solution 4: Enable the Native Sandbox

If any of the answers mentioned above did not work, then try this solution. It might help you in solving the error of the Minecraft java io.ioexception. You have to accurately follow the steps mentioned below to get a proper solution for solving Minecraft java io’s error. Many users have noted that this solution is very useful to them.

Press the Windows key, and the start menu will open. Search for the Control Panel and hit the Enter key. Then there will be one option of Programs. Click on it and open it. You will find an option for Java. Click on that option, and a Java Control Panel will open. In that control panel, scroll down until you come across the option of Advanced Security Settings. Click on the first option to Enable the operating system’s restricted environment (native sandbox.) Click ok to save the changes. Save the changes, and make sure to restart your system. You have to check whether you have solved the error or not

Minecraft internal exception java.io.ioexception

Solution 5: Exception adding in Firewall

Sometimes it is noticed that Firewall blocks the access of Minecraft server because of some security reasons. You have to add an exceptional case in Firewall security not to block the Minecraft server access. Follow the below-mentioned steps to get an accurate solution to fix the Minecraft java io error.

Press the Win key from the keyboard and select the Settings option. In settings, look for the Update and security option. Please open it and select the Windows security option. After that, search for the Firewall and Network Protection option. Please scroll down to the option of Allow an App through the Firewall and click on it.

Minecraft internal exception java.io.ioexception

Now click on the Change settings option and select the Yes option on the alert prompt that appears after that. Select the Allow another app option and click on Browse. Now, go to the game installation directory and select the game and the launcher. Repeat the process mentioned above until you get a chance to navigate to the Minecraft servers. Then, open the Maxwell folder and then Minecraft folder. Allow both Java Executables located inside the folder in the same way. Click ok to save the changes. Now open the Minecraft launcher and look whether the error is solved or not.

Solution 6: Contacting the Minecraft officials 

If still the error of Minecraft java ioexception is not solved, then try this solution. It might help you to solve the error easily. Go to the official website of the Minecraft help center. On this website, there will be multiple Frequently Asked Questions. See there if your error is present, then click on it. Else visit this link of online contacting Minecraft officials by filling up the form given on that page. They will ask you about which topic you need help with. Please fill-up the form, click ok or send, and wait for their reply.

Minecraft internal exception java.io.ioexception

Solution 7: Changing the IPv4 DNS address in your device to solve Minecraft internal exception java.io.ioexception

Follow the moves mentioned below to get an accurate and easy solution to solve the Minecraft internal exception java.io.ioexception error.

  • Press the Win + R keys simultaneously to open the Run box. 
  • Type the control command and hit the Enter key.
  • It will open the Control panel and scroll to Network and Internet option, click on it and open it.
  • Then click on the option of Network and Sharing Center
  • After that, you will see the currently connected network and click on it. These steps will open the dialog box. Click on the Properties button at the end of that box, and a new box will pop up. Search for the IPv4 option from the list and click on the Properties button. 
  • It will open the IPv4 properties dialog box. Click on the option Use the Following DNS server address and enter the following DNS address:- 8.8.8.8 or 8.8.4.4. These are Google’s trusted DNS servers. Save the changes and restart the device. You have to check whether you have solved the error or not.

Minecraft internal exception java.io.ioexception

Solution 8: Reinstalling the Minecraft software

If none of the measures mentioned above worked then, try this solution. It will surely help in solving the Minecraft internal exception java.io.ioexception error. In this solution, you have to uninstall the old version of Minecraft and install the latest version.

Press the Win key from the keyboard and look for the control panel. Open the control panel and search for the option of Uninstall a program. Please open it and search for Minecraft. Once you get Minecraft, right-click on it and select the uninstall option. It will remove the software from your system. Now, you can download the latest version from the official website of Minecraft. Install it again and restart your computer. You have to check whether you have solved the error or not.

Minecraft internal exception java.io.ioexception

Solution 9: Reinstalling Java to install the latest version

If any of the answers mentioned above did not help you solve the error of Minecraft ioexception, try this solution, and it might help you solve the error. Sometimes, the outdated JAVA or faulty JAVA versions installed in your system causes this error. You can remove it and install the latest version of JDK from this website again in your system. Follow the ways mentioned below to get an accurate solution.

Press the Win key from the keyboard and look for the control panel. Open the control panel and search for the option of Uninstall a program. Please open it and search for Minecraft. Once you get JAVA, right-click on it and select the uninstall option. It will remove the software from your system. Now, you can download the latest version from the official website mentioned above of ORACLE. Install it again and restart your computer. You have to check whether you have solved the error or not.

Wrapping up the content:

I want to end my piece of information about fixing the Minecraft java.io.ioexception an existing connection was forcibly closed by the remote host. I hope that you will find the possible solution for your trouble through my page. We also provide many troubleshooting solutions for many technical errors. You can also look at the article related to ‘How to play music through mic‘ for getting solutions to it.

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