Cannot play multiplayer on wifi network

Put the summary of the bug you're having here

What I expected to happen was...:
Login to server via wifi network

What actually happened was...:
Minecraft hangs.

Steps to Reproduce:
1. Player 1 opens Minecraft PE
2. Player 2 opens Minecraft PE
3. Player 1 opens a world
4. Player 2 sees name of player 1
5. Player 2 clicks on it.
6. Player 2's game hangs.