'Failed to install Minecraft launcher' (parsing error).'Failed to install Minecraft launcher' (download error).'Failed to download Minecraft launcher due to a network error'.'Failed to create Minecraft directories'.Clicking 'Play' in Minecraft's Launcher Doesn't Start the Game (McAfee Real-Time Scanning).

'Couldn't load launcher core from.' / 'Unable to start the Minecraft Runtime Environment'.'An unexpected error occurred while trying to install Minecraft'.'An access violation occurred when attempting to install Minecraft launcher'.The System cannot find the file Specified' error (Windows OS).'Failed to download file' in CurseForge Client / 'Error Code 0'.Modified on: Mon, 6 Feb, 2023 at 12:54 PM If you changed your Minecraft username recently:ĭo everything as described in 'If you have a premium account:' but log out of the launcher before you start playing and log in again.Support Home CurseForge App Minecraft CurseForge Minecraft Troubleshooting Please note that these errors occur very often if you share a Minecraft account with others, and is one of the reasons why you shouldn't do that. If this does not work, try to restart your computer.

Then open Minecraft again and try to join your server. This includes any type of launcher (Vanilla Launcher, Technic, Twitch, etc.) and the game itself, of course. If you use cracked Minecraft and/or TLauncher:Įnable cracked on the options page and restart your server.Ĭlose all Minecraft related windows on your computer. This is a security mechanism to protect servers from hackers etc.

Sometimes, the message might also say that Mojangs authentication servers are offline. When you try to join your server and see one of the upper error messages, the server could not verify your account.

Restart minecraft launcher