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How to Fix io.netty.channel.AbstractChannel$AnnotatedConnectException Minecraft Error?

io.netty.channel.AbstractChannel$AnnotatedConnectException

Minecraft was released in November 2011 by Mojang Studios, and it soon became a hit. One hundred eleven million players play the game each month, making it the most popular online game ever. You can use it on various platforms, including Mac OS X, Windows, iOS, and Android mobile devices. The following error has been reported by many players: io.netty.channel.AbstractChannel$AnnotatedConnectException. If you’re having the same problem, check out our tutorial to learn how to fix it on a Windows 10 PC.

How to Fix io.netty.channel.AbstractChannel$AnnotatedConnectException Minecraft Error?

An IP connectivity issue is the primary reason for this error, but there are also several secondary issues to consider.

For the user’s convenience, we’ve compiled a list of solutions to this problem and organized them into categories. In other words, try each one until you find one that works for your Windows 10 computer.

Method 1: Reset the Internet Router

To fix io.netty.channel.AbstractChannel$AnnotatedConnectException, simply reboot your router.

  1. Remove the router’s power cord from the wall socket.
  2. Afterward, reconnect the router again.
  3. You should double-check to see if the mistake has been fixed. Otherwise, press the Reset button on the router to start over with factory default settings.

Method 2: Restart Your Computer

You can solve most small technical problems by restarting or rebooting the computer.

  1. Use the Windows key to get to the Start menu.
  2. As instructed, press the Power button and then the Restart button.

It is now time to address VPN conflicts after the basic troubleshooting techniques failed to fix Minecraft’s io.netty.channel.AbstractChannel$AnnotatedConnectException issue.

Method 3: Resolve Conflicts with VPN

Method 3A: Uninstall VPN Client

The problem may arise if you use a VPN client, which masks your IP address. To fix the bug in Minecraft io.netty.channel.AbstractChannel$AnnotatedConnectException, remove the VPN client.

We used Revo Uninstaller to simultaneously remove the VPN client’s associated data and files.

  1. Using the instructions in the following image, download the free trial version of Revo Uninstaller or purchase a license directly from the company’s website.
  2. To remove VPN Client, open Revo Uninstaller and choose the VPN Client icon.
  3. Select the VPN Client from the menu bar’s highest area and click Uninstall.
  4. The stages of this method have been illustrated using Discord as an example.
  5. Then click on Continue in the confirmation window after selecting the Create a System Restore Point checkbox.
  6. Click Scan to see which VPN files are still in your registry.
  7. Next, click Delete to remove all of the selected items.
  8. When requested for confirmation, select Yes.
  9. Once all VPN files have been deleted, repeat Step 5.
  10. If the Revo uninstaller has not found any leftovers, a message like the one shown below should appear.
  11. Restart the computer after deleting the VPN client and any associated files.

Method 3B: Use a Trusted VPN Client

The fundamental cause, as previously stated, is a problem with IP connectivity; as a result, a trustworthy VPN client is essential when running the game. If you insist on using a VPN, the following options are suggested:

  1. ExpressVPN: It is Minecraft tested VPN service that ranks #1 on our list.
  2. SurfShark: This VPN is user-friendly and cost-effective.
  3. Betternet: It offers a reliable VPN service, free of cost.
  4. NordVPN: It is well suited for this sandbox game and provides quality service.
  5. VPNCity: It is the leading Military-Grade VPN service that you can utilize on iOS, Android, and macOS devices. This provides a super-fast streaming facility.

As a result, after uninstalling your previous VPN, you can use a reputable VPN client to connect without issue.

Method 4: Ensure the Correct IP Address and Port

If you use an active Internet service, your IP address changes every few days. The Launcher’s IP address and port must be accurate for this to work. This can be done by following the methods outlined below:

  1. Enter cmd in the Windows search box. To execute Command Prompt as administrator, select Run as administrator from the context menu.
  2. After typing ipconfig, press Enter.
  3. Make a note of the IPV4 address that shows on the monitor.
  4. You can find the Maxwell (random number) folder in the Minecraft Servers.
  5. Now is the time to visit MinecraftServer.
  6. Open the Server Properties (.txt) file by clicking here. Make a note of the port number for the server that appears here.
  7. Open Minecraft and select the Play Multiplayer option from the drop-down menu.
  8. Right-click the Server icon, then select the Edit button that appears.
  9. The server port number must be the same as in steps 4 and 8 of the IPV4 configuration process.
  10. The Server’s name can change depending on the user’s preferences.
  11. When you’re done, click the Done > Refresh button to restart the process.

An io.netty.channel.AbstractChannel$AnnotatedConnectException error has been found in the game. If this doesn’t work, consider the following alternative.

Method 5: Update Java Software

A severe issue arises when the current version of the game Launcher is used with outdated Java files. Connection refused: There are two possible outcomes no extra information, and the Minecraft login error.

Please see the guidelines below on how to fix both of these problems:

  1. Launch Enter Java’s name in the Windows Search box to configure it.
  2. Ensure the Java Control Panel tab is set to “Update.”
  3. Automatically check for updates? If so, then select the checkbox next to that item.
  4. As seen, go to the Notify Me menu and select the Before Downloading option.
  5. Previously, Java would alert you when an update was available, but now it will do so automatically.
  6. Now is the time to update your app.
  7. If a newer version of Java is available, follow the on-screen instructions to download and install it.
  8. Permit Java Updater to make changes to your computer.
  9. To complete the process, follow the steps.

Method 6: Uninstall Incompatible Software

As previously stated, Minecraft’s website includes a list of software incompatible with the game. You must remove any conflicting software from your computer to fix these issues.

Method 6A: Uninstall Incompatible Programs

  1. Type applications into the Windows Search box to bring up the Apps & Features menu.
  2. Use the Search this list option to find these incompatible programs.
  3. Select the program you want to uninstall, then click Uninstall.

We’ve only used 3D Builder to show off our designs.

Method 6B: Uninstall Game Enhancement Software

There’s no need for additional game-enhancement software if you’re playing Minecraft. An io.netty.channel.AbstractChannel$AnnotatedConnectException may be generated by Minecraft. AbstractChannel Game booster software can cause an io.netty.channel.AbstractChannel$AnnotatedConnectException problem on your machine. Game crashes and hardware problems are other possible side effects of this. As a result, removing these apps is highly suggested.

Please note that the steps for implementing this technique have been outlined using the NVIDIA GeForce Experience as an example.

  1. Type “Control Panel” into the Windows search box to access the Control Panel.
  2. Select Large icons in the Display by option.
  3. Select Programs and Features by following the steps outlined in the following image.
  4. Right-click on any NVIDIA component and select Uninstall from the context menu that appears.
  5. To completely remove all NVIDIA software, follow the instructions outlined above. Also, perform a system reboot.

Discord, Evolve, Synapse/Razer Cortex, D3DGear, and other game-enhancing applications can all be removed from your computer using the same method.

Method 7: Add Exceptions to Firewall Settings in Minecraft Folder

Windows Firewall can sometimes prevent the game from connecting to the host server. Connection refused: Creating exceptions in your firewall settings for Minecraft can assist in Failure to authenticate your connection and no other information. How to allow Minecraft folders to pass through the Firewall:

  1. Select Settings from the Windows icon as instructed.
  2. To open it, click Update & Security.
  3. You can find firewall and network protection in the left pane of the Windows Security window.
  4. To go around the firewall, select Allow a program through.
  5. Click on Settings > Change. Select “Yes” when asked if you want to proceed.
  6. Go to the Settings menu, and tap the Allow another app button at the bottom of the screen.
  7. Navigate to the game’s installation directory and select Launcher Executable from the Browse… menu. Then, click the Add button at the bottom of the screen.
  8. Re-run steps 6 and 7 to add the Minecraft server executables, the Maxwell folder, and the Java executables to the list of installed programs.
  9. In Step 5, return to the Permit applications page.
  10. When you get to the Java Platform SE Binary option, mark each choice for both public and private networks.

Method 8: Disable Windows Firewall Temporarily (Not Recommended)

As an alternative to the methods outlined above, this method can be used to add Firewall exceptions. Disabling the Windows Defender Firewall temporarily will help us fix the problem io.netty.channel.AbstractChannel$AnnotatedConnectException in Minecraft’s AbstractChannel

  1. Take a look at the Control Panel, as you did before.
  2. From the drop-down option, select System and Security.
  3. Windows Defender Firewall can be found here, as indicated.
  4. Select the option on the left to enable or disable the Windows Defender Firewall.
  5. To disable Windows Defender Firewall for all network settings, tick the boxes (not advised).
  6. Check if the issue has been repaired by doing a fresh computer boot.

Method 9: Check Port Filtering Feature

Even if port forwarding works successfully on your computer, port filtering may still be an issue. Let’s begin by clarifying the meanings of these terms.

There are several approaches to settle this conflict:

  1. You must turn off the port filtering option, so make sure it is.
  2. Verify that the relevant ports are being filtered if port filtering is enabled.

Method 10: Check ISP Network Access

It’s also a good idea to check on the efficiency of your Internet Service Provider (ISP). You may not be able to connect to the server because your Internet service provider restricts network access to certain domains. Contact your Internet Service Provider if you need help in this case. Network updates may also help with the io.netty.channel.AbstractChannel$AnnotatedConnectException. In Minecraft, the AbstractChannel$AnnotatedConnectException.

Method 11: Reinstall Minecraft

If none of the suggestions above help fix the issue on your Windows 10 computer, Minecraft may have been corrupted. The only way to fix this problem is to reinstall the application.

  1. The steps in Method 6A describe how to remove Minecraft from your computer.
  2. To be confident that Minecraft has been completely removed from your computer, follow the steps below to perform a search for it. If you can find no material, you’ll get an error message. Make sure you double-check your search terms.
  3. Here’s how to get rid of Minecraft’s cache and unused files:
  4. Go to the Windows Search box and enter “percent appdata percent.” If you want to see the AppData Roaming directory, click the Open button.
  5. Right-click on Minecraft and select Delete to get rid of it.
  6. Afterward, type in LocalAppData percent in the Windows Search box as instructed.
  7. To remove the Minecraft folder, select it and then select Delete from the context menu that appears.
  8. All Minecraft files, including the cache, have been deleted from your computer.
  9. Follow the on-screen instructions to download and install the Minecraft launcher:

With no information, you can also fix game interruptions and connectivity errors. Erasing the Minecraft Error by increasing the amount of RAM available to Minecraft.

io.netty.channel.AbstractChannel$AnnotatedConnectException: Connection denied in Minecraft on Windows should be fixed now, thanks to this guide. You can tell us what worked best for you. Any queries or comments about this article are welcome to be posted in the space at the bottom.

 

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