Wrong subtitle when glass or glass-like blocks are broken

The Bug:

Enable Closed Captions and then break one of the affected blocks as shown below and the subtitle will say “Something falls on a block” instead of “Block broken”.

Affected blocks:

• Glass

• Glowstone

• Tinted Glass

• Glass Pane

Steps to repro:

1. Enable closed captions.

2. Disable mob spawning.

3. Run /kill @e until there are no mobs left in the world.

4. Place one of the affected blocks as shown above.

5. Now break the affected block you have placed.

Expected Result:

Subtitle is “Block broken”.

Observed Result

Subtitle is “Something falls on a block”.