Issue: How to fix “Oh no! Something went wrong” error in Minecraft?
Hello. When I try to launch Minecraft I receive the “Oh no! Something went wrong” error message. How do I fix this?
Minecraft is a sandbox video game developed by the Swedish video game developer Mojang Studios. Since its release in 2011, it has become a sensation and is the best-selling video game of all time, with over 238 million copies sold and nearly 140 million monthly active users as of 2021. In Minecraft, players explore a blocky, 3D world with virtually infinite terrain, discover and extract raw materials, craft tools, and build structures.
However, as with many other games, sometimes people run into issues when trying to play them. We previously wrote about various Minecraft errors, such as Minecraft Launcher is currently not available error (0x803F8001), “Minecraft is currently not available in your account” and An existing connection was forcibly closed by the remote host. However, this time, gamers encountered a different message – “Oh no! Something went wrong.”
It is unknown why exactly this error message appears but it could be caused by an unstable Internet connection or Minecraft Launcher malfunctions. In this guide, you will find 4 methods that could help you fix the “Oh no! Something went wrong” but before proceeding check your Internet connection, log out of your Minecraft account and log in again.
If that does not resolve the issue you can also try running a maintenance tool like ReimageMac Washing Machine X9. It can fix most system errors, BSODs, corrupted files, and registry issues. This powerful software can also clear your machine from cookies and cache which are often the culprits behind many malfunctions. Otherwise, follow the step-by-step instructions below.
Method 1. Repair the Minecraft Launcher
- Go to Windows Settings and click on Apps & Features
- Choose Apps, search for Minecraft Launcher and click on it
- Press on Advanced options, and scroll down to find the repair button
Method 2. Allow Minecraft through Firewall
- Open the Start Menu, search for Windows Security and open it
- Go to Firewall & network protection and click Allow an app through firewall
- Locate Minecraft, and allow it to run through both Public and Private networks
Method 3. Remove Minecraft mentions from the Host file
- Open the Run dialogue box by pressing the Windows key + R
- Copy-paste the below location in the space provided, and click OK:
- Right-click on the Hosts file and open it with Notepad
- In the file, look if you can find anything related to Minecraft or Mojang
- If you find anything, delete those lines
- Save the changes and reboot your system
Method 4. Use the old Launcher
Some people have reported that using the old launcher helped. So if you own the game, download and install the Windows 7/8 launcher.
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