Unexpected tag end error.

[Tortola-gorda]

node main.js
MindServer running on port 8080
Connecting to MindServer
Client connected
Andy connected to MindServer
Starting agent
Using embedding settings: { api: 'openai' }
Initializing agent Andy...
Examples initialized.
No task.
Andy logging into minecraft...
Andy logged in!
Andy updating available agents
Error: Read error for undefined : unexpected tag end
at Object.readPString [as nbtTagName] (eval at compile (C:\Users\User\AppData\Roaming\PrismLauncher\instances\1.20.1\minecraft\mindcraft\mindcraft-main\node_modules\protodef\src\compiler.js:262:12), :32:31)
at Object.nbt (eval at compile (C:\Users\User\AppData\Roaming\PrismLauncher\instances\1.20.1\minecraft\mindcraft\mindcraft-main\node_modules\protodef\src\compiler.js:262:12), :82:61)
at Object.optionalNbt (eval at compile (C:\Users\User\AppData\Roaming\PrismLauncher\instances\1.20.1\minecraft\mindcraft\mindcraft-main\node_modules\protodef\src\compiler.js:262:12), :90:23)
at eval (eval at compile (C:\Users\User\AppData\Roaming\PrismLauncher\instances\1.20.1\minecraft\mindcraft\mindcraft-main\node_modules\protodef\src\compiler.js:262:12), :159:74)
at eval (eval at compile (C:\Users\User\AppData\Roaming\PrismLauncher\instances\1.20.1\minecraft\mindcraft\mindcraft-main\node_modules\protodef\src\compiler.js:262:12), :161:13)
at Object.slot (eval at compile (C:\Users\User\AppData\Roaming\PrismLauncher\instances\1.20.1\minecraft\mindcraft\mindcraft-main\node_modules\protodef\src\compiler.js:262:12), :164:9)
at eval (eval at compile (C:\Users\User\AppData\Roaming\PrismLauncher\instances\1.20.1\minecraft\mindcraft\mindcraft-main\node_modules\protodef\src\compiler.js:262:12), :2452:71)
at eval (eval at compile (C:\Users\User\AppData\Roaming\PrismLauncher\instances\1.20.1\minecraft\mindcraft\mindcraft-main\node_modules\protodef\src\compiler.js:262:12), :2455:17)
at eval (eval at compile (C:\Users\User\AppData\Roaming\PrismLauncher\instances\1.20.1\minecraft\mindcraft\mindcraft-main\node_modules\protodef\src\compiler.js:262:12), :2496:13)
at eval (eval at compile (C:\Users\User\AppData\Roaming\PrismLauncher\instances\1.20.1\minecraft\mindcraft\mindcraft-main\node_modules\protodef\src\compiler.js:262:12), :2498:11) {
field: 'play.toClient'
}
Agent Andy disconnected
Agent process exited with code 0 and signal null

Version 1.20.1 btw.