1. Find .minecraft/bin
2. Right-Click minecraft.jar, select "Open With..." and select WinRAR/7zip (I'm not sure how this step works with Macs.)
3. Drag and drop the .class file into the mess of other .class files
4. Start Minecraft
5. Don't crash.
1. Find .minecraft/bin
2. Right-Click minecraft.jar, select "Open With..." and select WinRAR/7zip (I'm not sure how this step works with Macs.)
3. Drag and drop the .class file into the mess of other .class files
4. Start Minecraft
5. Don't crash.