All of the following criteria must be met

• All Requirements must be installed.
• Full Latest.log file included. If no file exists then leave this unchecked and state so.

All of the following are optional to answer

• Tried reinstalling the Game.
• Tried reinstalling MelonLoader.
• Tried restarting PC.
• Was able to see the Start Screen.

Describe the issue.

Latest.log
Or alternatively if you don't want to download the log:
[16:20:31.227] ------------------------------
[16:20:31.381] MelonLoader v0.6.1 Open-Beta
[16:20:31.383] OS: Windows 10
[16:20:31.383] Hash Code: 696B58144EEC73C72FA36A811CA73312EEE4EC28AD5E3527BDA1E14F388A
[16:20:31.383] ------------------------------
[16:20:31.384] Game Type: Il2cpp
[16:20:31.384] Game Arch: x64
[16:20:31.384] ------------------------------
[16:20:31.385] Core::BasePath = D:\Steam\steamapps\common\BloonsTD6
[16:20:31.385] Game::BasePath = D:\Steam\steamapps\common\BloonsTD6
[16:20:31.385] Game::DataPath = D:\Steam\steamapps\common\BloonsTD6\BloonsTD6_Data
[16:20:31.385] Game::ApplicationPath = D:\Steam\steamapps\common\BloonsTD6\BloonsTD6.exe
[16:20:31.385] Runtime Type: net6
[16:20:31.639] ------------------------------
[16:20:31.639] Game Name: BloonsTD6
[16:20:31.639] Game Developer: Ninja Kiwi
[16:20:31.641] Unity Version: 2021.3.16f1
[16:20:31.641] Game Version: 38.3
[16:20:31.642] ------------------------------

Did you attach your log file?

• Yes, I attached my log file to the text box above.
• No, I could not find a log file at {Game_Directory}\MelonLoader\Latest.log

should be fixed in nightly.

what does nightly mean?

i have this too i just deleted the BTD6EpicGamesModCompat and then installed a older version of that the 1.1 and it still crashes but now i think its the melon loader ill reinstall it

This is nightly use version MelonLoader.Windows.x64.CI.Release

Seems like this issue is resolved, If it wasn't, feel free to reopen it.