This bug report is a parity issue with Java.
Summary:
In the Java version, the light block is displayed when the player is holding it (like barriers). But in the bedrock, he is completely invisible.
Steps to reproduce:
Take light block (/give @s light_block 1 15)
Place it in the world.
Hold a light block in your hand.
Observed results:
Light block invisible.
Expected results:
The light block will be visible when the player is holding it.
Image:
Java
[media]Linked issues
is duplicated by 1
Attachments
Comments 2
@unknown
describes this problem MCPE-135277
The fix for this, added in 1.17.20.22 has broken the light_block functionality as we can no longer interact with mobs that are behind the light blocks or buttons in adventure mode.