The Bug:

An unexpected error occurs when attempting to locate tests that don't exist.

When hovering over the said error message, the text "Argument 'tests' is defined as c, not interface java.util.Collection" is displayed.

Steps to Reproduce:

1. Ensure that they're no tests in your world and attempt to locate one using the command provided below.

   /test locate minecraft:always_pass

2. Observe the message that's displayed in chat.

Observed Behavior:

An unexpected error occurs.

Expected Behavior:

An unexpected error would not occur.