At the top block of water in a body of water when a trapdoor is placed it does not create an air pocket, but futher down the body of water it creates a 1 block air pocket for breath.
MC-178418
At the surface of a body of water trapdoors do not create an air pocket
Resolved
Awaiting Response
0
Cannot reproduce in 1.16 Pre-release 2, please check if it is still an issue for you in that version.
If it is, please force a crash by pressing
F3 + Cfor 10 seconds while in-game and attach the crash report (minecraft/crash-reports/crash-<DATE>-client.txt) here.Quick Links:
📓 Issue Guidelines – 💬 Community Support – 📧 Customer Support – ✍️ Feedback and Suggestions – 📖 Game Wiki