Java is required to run Minecraft modpacks. The legacy Minecraft launcher open instead of the current one.'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 Now you should be able to play your mods without problem.Support Home CurseForge App Minecraft CurseForge Minecraft Troubleshooting minecraft is open and rename launcher_profiles.json back to launcher_profiles_microsoft_store.json. When it's finished, go back into the window where.

Make sure to keep the window open and start setting up the download for your mod/mod loader. Open it, and scroll down until you see a file called 'launcher_profiles_microsoft_store.json', and then right click, select rename, and call it 'launcher_profiles.json'. Near the top of the list, you will see a folder called '. Then, type '%appdata%' in the address bar on the top. If you do, a popup will probably show you a message saying ' launcher_profiles.json could not be found.' To get around this, first go to File Explorer. jar file, but don't execute the file yet. This tutorial will show you how to download Java Edition profiles ( Mod loaders, OptiFine, etc.) to the new launcher.įirst, you need to download the mod/mod loader. As Mojang Studios has now added both Java Edition and Bedrock Edition versions of Minecraft to Xbox Game Pass for PC with the 2.2.720x update to the launcher, it has caused a few bugs.

Minecraft launcher custom version