When you place a fence on top of another fence, the audio doesn't play.

When I place a fence on top of another fence, the sound doesn't play.

What I expected to happen was...:
The sound audio would play.
What actually happened was...:
The sound did not play. If you place it on any other block, it will play.
Steps to Reproduce:
1. Place a fence on top of another fence
2. The sound doesn't play