Issue Description:

Running /ct discord causes the client to disconnect.

Server and client are both running on Linux. (Server = Ubuntu, client = Fedora.)

What happens:

1. Start Minecraft.
2. Run /ct discord.
3. Get disconnected with error A fatal error has occurred, this connection is terminated.

What you expected to happen:

The Discord link to open in my browser. (... or at least for it not to disconnect me. 😂 )

Script used:

(None)

crafttweaker.log file:

https://gist.github.com/duckinator/b44f039130c6ce518a9fee3503c2d763

Affected Versions (Do not use "latest"):

• Minecraft: 1.12.2
• Forge: 14.23.5.2796
• Crafttweaker: 4.1.13
• Using a server: Yes
• If yes, does the client have the exact same scripts? Yes. (There were none on either.)

Your most recent log file where the issue was present:

See above crafftweaker.log gist. (If this is referring to something else, let me know and I'll try to find it.)

UPDATE: I have now reproduced this with the following commands:

• /ct bugs
• /ct docs
• /ct discord
• /ct wiki

Here's the client log: https://gist.github.com/duckinator/71c59ac724e6ec309ea4aa985509b527