Duplication glitch on bedrock ui with a beacon duplicates block

While on pocket edition ui when you go onto a beacon and start tapping on the block of emerald,netherite,gold,diamond or iron it starts multiplying it.

Expected result: nothing happens the block i does not multiply.

Actual result: the block starts multiplying

How to recreate:
1. Get the block of emerald,netherite,gold,diamond or iron.

2. Switch your ui to pocket edition.

3. Go into a beacon.

4. Start tapping the block you are going to multiply.

5. The block will multiply from 1 to 2 to 4 to eight so on and so on.