Put the summary of the bug you're having here
What I expected to happen was...:
i was going to blow up.
What actually happened was...:
I didn't take any damage and still had full health
Steps to Reproduce:
1. Go to creative and place any amount of TNT.
2. go to survival and place some more TNT. [Any Amount]
3. Place a button and click it. It didn't do any damage to me.
Environment
Put your operating system (Windows 7, Windows XP, OSX) and Java version if you know it here
Please force a crash by pressing F3 + C for 10 seconds while in-game and attach the crash report (
[minecraft|http://hopper.minecraft.net/help/finding-minecraft-data-folder]/crash-reports/crash-<DATE>-client.txt) here.