# Troubleshooting This page is meant to explain how to solve common issues when installing or using KAMI. If you experience an issue and it's not listed here, please [open a new issue](https://github.com/zeroeightysix/KAMI/issues/new) and a contributor will help you further. ## Setup ###### Could not find tools.jar If you encounter this error when building, you most likely don't have the Java Development Kit (JDK) installed. Head over to [here](http://www.oracle.com/technetwork/java/javase/downloads/jdk8-downloads-2133151.html) to download the oracle JDK. Install it and try again. ###### Minecraft not loading at all What `.jar` are you using in your `mods` folder? Make sure to use the one that ends with `-full` (`KAMI-MCVER-KAMIVER-full.jar`) ## Crashes in-game **Please make sure you're on the latest version of forge before proceeding!**