[{"data":1,"prerenderedAt":51},["ShallowReactive",2],{"article-how-to-switch-to-project-zomboid-build-42-server-en":3,"game-info-article-project-zomboid":22,"help-game-articles-project-zomboid-en":24,"i-heroicons:chevron-right-20-solid":38,"i-heroicons:user-circle-20-solid":43,"i-heroicons:clock-20-solid":45,"i-heroicons:calendar-days-20-solid":47,"i-heroicons:pencil-square-20-solid":49},{"id":4,"game_slug":5,"category":6,"title":7,"description":8,"content":9,"keywords":10,"author_name":11,"author_role":12,"is_featured":13,"is_published":13,"published_at":14,"created_at":15,"updated_at":16,"slug":17,"author":18,"date":14,"lastUpdated":14,"game":19,"readingTime":21},"e44c4001-5a2a-4321-9f21-d6a975979ecc","project-zomboid","Server Configuration","How to Switch to Project Zomboid Build 42 Server","Learn how to switch your Project Zomboid server to Build 42, the unstable beta branch, with our step-by-step guide and troubleshooting tips for a seamless transition to the latest update.","## Introduction to Project Zomboid Build 42\nProject Zomboid has released a major update, Build 42, which is currently available on the unstable beta branch. To access this new update, you'll need to switch your server to the unstable branch. This guide will walk you through the process of switching your Project Zomboid server to Build 42 using your game panel.\n\n## What is Build 42?\nBuild 42 is the latest major update for Project Zomboid, offering new features, bug fixes, and improvements. However, since it's on the unstable beta branch, you'll need to opt-in to play it. This means you'll have to switch your server to the unstable branch to take advantage of the new update.\n\n## Before You Start\nBefore switching to Build 42, it's essential to back up any worlds you still care about from Build 41. The process of switching to Build 42 will require wiping all server files, which is a destructive process. \n> **Warning:** The wipe is permanent and will delete all your server files, including save data. Make sure to back up any important worlds before proceeding.\n\n## Step-by-Step Guide to Switching to Build 42\nTo switch your Project Zomboid server to Build 42, follow these steps:\n1. Open your server in the DoomHosting game panel.\n2. Navigate to the **Startup** tab, where you can set install\u002Fegg variables for your server.\n3. Find the **Steam Beta Branch** variable (also labeled as **SRCDS_APPID branch** or **Steam Branch** depending on the egg) and set its value to: `unstable`\n4. Save the startup settings.\n5. Go to the **Settings** tab and click **Reinstall Server**.\n6. When reinstalling, choose the option to wipe \u002F clear all server files. This is crucial because Build 42 has save data that is not compatible with Build 41, and mixing old files with the new branch install can cause crashes, missing assets, and corrupt save states.\n7. After the reinstall finishes, start your server.\n\n## Client-Side Steam Branch Setup\nIt's also important to note that clients will need to opt into the **unstable** beta branch in Steam to connect to your Build 42 server. If they don't, they'll encounter a version mismatch error.\n\n## Troubleshooting\nIf your server won't start after switching to Build 42, the most common causes are:\n* The client is still on Build 41\n* The reinstall was done without wiping files, causing old Build 41 assets to conflict with the new branch\n* The **Steam Beta Branch** variable was mistyped\nCheck these potential causes and adjust your settings accordingly.\n\n## How to Switch Back to Build 41\nIf you need to switch back to Build 41, you can do so by setting the **Steam Beta Branch** variable to an empty string (or `b41multiplayer` if you want the dedicated B41 multiplayer branch). Then, reinstall and wipe files again.\n\n## Conclusion\nSwitching your Project Zomboid server to Build 42 can seem daunting, but with these steps, you should be able to make a seamless transition. Remember to back up your worlds and wipe all server files to avoid any compatibility issues. If you encounter any problems, don't hesitate to reach out to DoomHosting support, available 24\u002F7 to assist you.","Project Zomboid Build 42 server, Project Zomboid unstable branch server, Project Zomboid B42 server hosting, Pterodactyl Project Zomboid Build 42, how to switch Project Zomboid server to Build 42, Project Zomboid server hosting, Build 42 server setup, Project Zomboid beta branch server","Andreas","Technical Writer",true,"2026-04-10T15:19:24.635+00:00","2026-04-10T15:19:25.938485+00:00","2026-04-10T15:26:23.064106+00:00","how-to-switch-to-project-zomboid-build-42-server",{"name":11,"role":12},{"slug":5,"name":20},"Project Zomboid",3,{"slug":5,"name":20,"icon":23},"https:\u002F\u002Fcdn.doomhosting.com\u002Ficons\u002Fproject-zomboid.png",[25,29],{"id":4,"slug":17,"game_slug":5,"title":7,"description":8,"category":6,"is_featured":13,"published_at":14,"content":26,"keywords":26,"author":27,"date":14,"lastUpdated":14,"game":28},null,{"name":-1,"role":-1},{"slug":5,"name":20},{"id":30,"slug":31,"game_slug":5,"title":32,"description":33,"category":34,"is_featured":13,"published_at":35,"content":26,"keywords":26,"author":36,"date":35,"lastUpdated":35,"game":37},"3478a3d9-c169-4464-8d99-9f695f02f7ab","project-zomboid-server-commands-guide","Project Zomboid Server Commands Guide","Complete list of Project Zomboid server commands for administrators and moderators. Learn how to manage your server, moderate players, and use admin commands effectively.","Server Administration","2024-01-23T00:00:00+00:00",{"name":-1,"role":-1},{"slug":5,"name":20},{"left":39,"top":39,"width":40,"height":40,"rotate":39,"vFlip":41,"hFlip":41,"body":42},0,20,false,"\u003Cpath fill=\"currentColor\" fill-rule=\"evenodd\" d=\"M8.22 5.22a.75.75 0 0 1 1.06 0l4.25 4.25a.75.75 0 0 1 0 1.06l-4.25 4.25a.75.75 0 0 1-1.06-1.06L11.94 10L8.22 6.28a.75.75 0 0 1 0-1.06\" clip-rule=\"evenodd\"\u002F>",{"left":39,"top":39,"width":40,"height":40,"rotate":39,"vFlip":41,"hFlip":41,"body":44},"\u003Cpath fill=\"currentColor\" fill-rule=\"evenodd\" d=\"M18 10a8 8 0 1 1-16 0a8 8 0 0 1 16 0m-5.5-2.5a2.5 2.5 0 1 1-5 0a2.5 2.5 0 0 1 5 0M10 12a5.99 5.99 0 0 0-4.793 2.39A6.48 6.48 0 0 0 10 16.5a6.48 6.48 0 0 0 4.793-2.11A5.99 5.99 0 0 0 10 12\" clip-rule=\"evenodd\"\u002F>",{"left":39,"top":39,"width":40,"height":40,"rotate":39,"vFlip":41,"hFlip":41,"body":46},"\u003Cpath fill=\"currentColor\" fill-rule=\"evenodd\" d=\"M10 18a8 8 0 1 0 0-16a8 8 0 0 0 0 16m.75-13a.75.75 0 0 0-1.5 0v5c0 .414.336.75.75.75h4a.75.75 0 0 0 0-1.5h-3.25z\" clip-rule=\"evenodd\"\u002F>",{"left":39,"top":39,"width":40,"height":40,"rotate":39,"vFlip":41,"hFlip":41,"body":48},"\u003Cg fill=\"currentColor\">\u003Cpath d=\"M5.25 12a.75.75 0 0 1 .75-.75h.01a.75.75 0 0 1 .75.75v.01a.75.75 0 0 1-.75.75H6a.75.75 0 0 1-.75-.75zM6 13.25a.75.75 0 0 0-.75.75v.01c0 .414.336.75.75.75h.01a.75.75 0 0 0 .75-.75V14a.75.75 0 0 0-.75-.75zM7.25 12a.75.75 0 0 1 .75-.75h.01a.75.75 0 0 1 .75.75v.01a.75.75 0 0 1-.75.75H8a.75.75 0 0 1-.75-.75zM8 13.25a.75.75 0 0 0-.75.75v.01c0 .414.336.75.75.75h.01a.75.75 0 0 0 .75-.75V14a.75.75 0 0 0-.75-.75zM9.25 10a.75.75 0 0 1 .75-.75h.01a.75.75 0 0 1 .75.75v.01a.75.75 0 0 1-.75.75H10a.75.75 0 0 1-.75-.75zm.75 1.25a.75.75 0 0 0-.75.75v.01c0 .414.336.75.75.75h.01a.75.75 0 0 0 .75-.75V12a.75.75 0 0 0-.75-.75zM9.25 14a.75.75 0 0 1 .75-.75h.01a.75.75 0 0 1 .75.75v.01a.75.75 0 0 1-.75.75H10a.75.75 0 0 1-.75-.75zM12 9.25a.75.75 0 0 0-.75.75v.01c0 .414.336.75.75.75h.01a.75.75 0 0 0 .75-.75V10a.75.75 0 0 0-.75-.75zM11.25 12a.75.75 0 0 1 .75-.75h.01a.75.75 0 0 1 .75.75v.01a.75.75 0 0 1-.75.75H12a.75.75 0 0 1-.75-.75zm.75 1.25a.75.75 0 0 0-.75.75v.01c0 .414.336.75.75.75h.01a.75.75 0 0 0 .75-.75V14a.75.75 0 0 0-.75-.75zM13.25 10a.75.75 0 0 1 .75-.75h.01a.75.75 0 0 1 .75.75v.01a.75.75 0 0 1-.75.75H14a.75.75 0 0 1-.75-.75zm.75 1.25a.75.75 0 0 0-.75.75v.01c0 .414.336.75.75.75h.01a.75.75 0 0 0 .75-.75V12a.75.75 0 0 0-.75-.75z\"\u002F>\u003Cpath fill-rule=\"evenodd\" d=\"M5.75 2a.75.75 0 0 1 .75.75V4h7V2.75a.75.75 0 0 1 1.5 0V4h.25A2.75 2.75 0 0 1 18 6.75v8.5A2.75 2.75 0 0 1 15.25 18H4.75A2.75 2.75 0 0 1 2 15.25v-8.5A2.75 2.75 0 0 1 4.75 4H5V2.75A.75.75 0 0 1 5.75 2m-1 5.5c-.69 0-1.25.56-1.25 1.25v6.5c0 .69.56 1.25 1.25 1.25h10.5c.69 0 1.25-.56 1.25-1.25v-6.5c0-.69-.56-1.25-1.25-1.25z\" clip-rule=\"evenodd\"\u002F>\u003C\u002Fg>",{"left":39,"top":39,"width":40,"height":40,"rotate":39,"vFlip":41,"hFlip":41,"body":50},"\u003Cg fill=\"currentColor\">\u003Cpath d=\"m5.433 13.917l1.262-3.155A4 4 0 0 1 7.58 9.42l6.92-6.918a2.121 2.121 0 0 1 3 3l-6.92 6.918c-.383.383-.84.685-1.343.886l-3.154 1.262a.5.5 0 0 1-.65-.65\"\u002F>\u003Cpath d=\"M3.5 5.75c0-.69.56-1.25 1.25-1.25H10A.75.75 0 0 0 10 3H4.75A2.75 2.75 0 0 0 2 5.75v9.5A2.75 2.75 0 0 0 4.75 18h9.5A2.75 2.75 0 0 0 17 15.25V10a.75.75 0 0 0-1.5 0v5.25c0 .69-.56 1.25-1.25 1.25h-9.5c-.69 0-1.25-.56-1.25-1.25z\"\u002F>\u003C\u002Fg>",1775947109589]