tModLoader

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tModLoader

The official server for tModLoader, an API to mod Terraria. Collaborate and find the latest TML news!

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ambitious-aqua
ambitious-aqua4/4/2025

Tmodloader wont open

keeps saying dotnet update required even though i have the latest .NET
conscious-sapphire
conscious-sapphire4/4/2025

Wrong version installed [server install]

Hi there, i'm trying to get the version 2025.02.3.0 to run on a server that i em providing for someone. Using Ptero to run the server, Egg is from https://pterodactyleggs.com/egg/6735ff6f4924a4e9bbcc2ca2 Now what im doing is putting that number into the Tmodloader Version and doing a reinstall. (see image for clear text). It keeps on installing Preview. Anyone know a solution?...
No description
afraid-scarlet
afraid-scarlet4/4/2025

Access Exception not fixed even after following troubleshooting guide.

I think there's a deeper problem. When I launch tmodloader, I get the screenshotted error message, but the game still starts up regardless after I press 'Ok'; then, I get an in game access exception error message about being unable to use the files 'lastusedmods.txt', or 'enabled.json', or something similar. I have tried letting files through windows antivirus (I don't have any other antivirus software that I am aware of), tried turning off read-only access for most files, tried letting all thre...
eastern-cyan
eastern-cyan4/4/2025

tModLoader constantly crashing

Since 2 or 3 days ago, I cannot play for more than 5 minutes before the game crashes again and again, I read a message on the .NET pop-up that is has something to do with a mod (either Starlight River or Terraria Overhaul, for what I understood), but needhelp to checkk what exactly is causing it and if possible, how to fix it.
xenial-black
xenial-black4/4/2025

Differnt built versions of terraria

My friend and I installed the same versions of tModLoader and we ran into the problem that our built versions are always different
No description
rare-sapphire
rare-sapphire4/4/2025

save/backup worlds and characters to a USB

so i just recieved all the parts for my new pc that im about to build and of course I want to keep all my worlds and saves and shit but idk how to do allat yk can i just copy the characters and worlds from my terraria folder to the usb drive folder?...
quickest-silver
quickest-silver4/4/2025

low fps near/underground

as title says, i get 50-60 fps when im above ground but once im standing on the ground or underground my frames drop to 30-40 any help?...
absent-sapphire
absent-sapphire4/4/2025

Cant uninstall mod

Hello, I have a problem, it's that I am unable to uninstall the mod "Calamity mod infernum mode", I can't find it in my files, when I try to download it on the work in 1.20 it only gives me 1.9 and I can't load it to be able to play it it gives me an error message every time 😦
No description
conscious-sapphire
conscious-sapphire4/4/2025

Tmodlauncher doesnt launch

I tried EVERYTHING
quickest-silver
quickest-silver4/4/2025

borderless windowed not working

just doesnt work
No description
genetic-orange
genetic-orange4/4/2025

Game mode not turning on for Mac when launching TML

I'm using macOS Sequoia 15.2 with an M1 Max chip, and I just realized my game gets super laggy because Game Mode doesn't activate when I launch TML. I’ve played way more CPU-intensive games without issues, so I’m pretty sure this is the cause. Apple doesn’t let you turn on Game Mode manually (for whatever stupid reason), and the official site says it should turn on automatically when you go full-screen in a game. That works for Terraria and other Steam games but not for TML. Any help or solution? It gets so laggy that it's near impossible to play during boss fights or events....
foreign-sapphire
foreign-sapphire4/3/2025

TModloader doesn’t launch.

Whenever i try to launch, it just shows the cmd prompt closes it and just doesn’t launch at all.
No description
other-emerald
other-emerald4/3/2025

Crash when chopping down tree

I crash when I try to chop down tree and receive wood from it. It doesn't happen everytime, but around 2 - 3 trees. My mod list is: Calamity Mod Calamity Mod Music Vanilla Calamity Mod Music Calamity: Wrath of The Gods...
vicious-gold
vicious-gold4/3/2025

I need Some Help starting this up, it worked before but now it doesn't

I think one of the mods updated without my knowledge and i need to find out what broke D: i'm not smart enough for this, please help ;-; i can start the world/server, but once i join, it crashes
ambitious-aqua
ambitious-aqua4/3/2025

anybody knows

???
No description
wise-white
wise-white4/3/2025

Multiplayer Collection giving high tier versions of items

Pure Ki Crystals from DBZ mod instead of stable Ki Crystals, starter bag gave storage units for Magic Storage, which dropped end game storage upgrades when mined. Here's the collection https://steamcommunity.com/sharedfiles/filedetails/?id=3456953636...
passive-yellow
passive-yellow4/3/2025

White boxes appearing around *some* melee weapons, pictured here

Modlist is: Calamity Mod v2.0.4.6 Calamity: Wrath of the Gods v1.2.19 Which Mod Is This From? (WMITF) v2.7.1...
No description
flat-fuchsia
flat-fuchsia4/2/2025

WHAT NOWWWW OMG

bro what the flip
No description
eager-peach
eager-peach4/2/2025

tModLoader online issue

Hello, I've been trying everything for the past few days and I cannot find a fix. If anyone has any suggestions please, anything helps. I've been trying to play Calamity with my friend (List of mods: https://imgur.com/a/ouKV6J5) and every time I try to join a server it says "Syncing mods" or "reload complete, joining". None of these actually join the server no matter what I do. I've been thinking it's beacuse I'm on linux and he's on windows but that shouldn't make a difference right? Also, he's using steam version of tml (I have terraria and he's not that good with computers) and I'm using the github one (start-tModLoaderFamilyShare.sh this is the one I use to start tml). We're connected through Hamachi and vanilla terraria works like a charm (even in tml without mods we did join the server) no matter who hosts the server he can join and I keep on seeing "syncing mods" or whatever. I cannot fix it no matter what. I want to point out that I've read troubleshooting tips and none of them are. I want to list what I've done: both used windows (hes on 10, I used 23H2) reinstalled tml multiple times...
deep-jade
deep-jade4/2/2025

Can somebody check my modpack? Something is very wrong (multiplayer)

For example if we try to beat Crabulon he's glitching around and cant be hit