Please attach the crash report file; it should be the latest file found in [minecraft/crash-reports/crash-<DATE>-client.txt|http://hopper.minecraft.net/help/guides/finding-minecraft-data-folder].
If you cannot find a crash report, please attach the full launcher log found in [minecraft/launcher_log.txt|http://hopper.minecraft.net/help/guides/minecraft-logs/].
This issue is most likely related to TNT and TNT minecart explosions now having a 100% drop rate, meaning that all blocks destroyed by such explosions are now dropped rather than a couple.
Please attach the crash report file; it should be the latest file found in
[minecraft/crash-reports/crash-<DATE>-client.txt|http://hopper.minecraft.net/help/guides/finding-minecraft-data-folder]
.If you cannot find a crash report, please attach the full launcher log found in
[minecraft/launcher_log.txt|http://hopper.minecraft.net/help/guides/minecraft-logs/]
.