![Avoiding conflict quotes](https://cdn3.cdnme.se/5447227/9-3/screenshot_3_64e629479606ee7f889a24a8.jpg)
![how to open an old minecraft jar in new launcher how to open an old minecraft jar in new launcher](https://images.modhoster.de/system/files/0033/7132/huge/minecraft-jar-mit-mods--2.jpg)
The guide was also created to try to solve all problems using OpenJDK before trying to switch to Oracle’s Java version. I also did not have enough time to test versions below 11.10, but if it works or not on versions below it is just a matter of testing the steps mentioned here (But with OpenJDK 1.6). It is very thorough and oriented for Ubuntu 11.10+ since this was the first version to include OpenJDK 1.7, but it might still be missing more information to solve more problems regarding Minecraft. Make sure you've run git submodule update -init as this script uses the AutoOL submodule.This guide (Which took me a little over 3 days to write and test) was made to solve most problems regarding the correct installation of Minecraft.Applies OLauncher patches to the decompiled sources.Turns decompiled sources into a git repository.Downloads original jar and decompiles it.The commands must be run in the following order to build from source: Support demo users (if they have a Microsoft account but no Minecraft profile).Replace Mojang's Hopper service with our own.You just need a runtime to open the actual launcher.Automatically downloads the appropriate JVM for all minecraft versions.You will have to recreate your minecraft profiles, as the new launcher_profiles.json format is incompatible with this version. minecraft directories or delete/rename the launcher_profiles.json file. Download the olauncher-xxx-redist.jar file.This aims to support java 8 through modern java. The old launcher we all know and love with the quality-of-life features of the new launcher.
![Avoiding conflict quotes](https://cdn3.cdnme.se/5447227/9-3/screenshot_3_64e629479606ee7f889a24a8.jpg)