This error may relate to an issue with the configuration files of the new mods. IndexoutofBoundsException Īt (Buffer.java: 532) Keep in mind that some mod authors will have customised and adjusted their pack to work exclusively or in a more integrated way with the mods that it comes with when installed and support for additional mods may not exist. Most importantly, following the First checks section above can prevent a lot of these problems. When adding mods to existing modpacks there is a chance that something will go wrong, these are some of the most common issues that occur. How to: Add Minecraft Forge Mods to a Singleplayer Game If you are interested in adding mods to your singleplayer modded Minecraft, you can follow our instructions here: You will need to run a server restart at least once to generate all the files for configuring the mod and making adjustments.Īdding Additional Mods to Modpacks in Singleplayer Newly added mods will not have configuration files. If there is a crash or problems loading check our Troubleshooting section below.Config files can also be edited directly through the control panel: How To: Edit Mod Configuration Files.
Using your FTP connection of choice, open the configs folder and navigate to the configuration file that is relevant to the mod you just added.If you wish to make adjustments to the mods configuration then stop your server again.So if you do not see the folder, start then stop your server. If this folder doesn't exist, make sure you have started your modded server at least before, the server should make the folder when you start it the first time. Upload the mod you are adding to the mods folder. How to: Use FTP to Upload and Download Files Read this for more information on using Multicraft: There are multiple methods for connecting with FTP. For information on how to do this, you can follow our guide: How To: Backup Your Minecraft WorldĬonnect to your server using the Multicraft FTP or your chosen FTP software. In case anything goes wrong, take a backup of your Minecraft world.Ensure that the pack version matches in your launcher and on the server.