some mobs,entitys are flying upside down and when i go near that it disapears

Please attach screenshots.

Please force a crash by pressing F3 + C for 10 seconds while in-game and attach the crash report ([minecraft/crash-reports/crash-<DATE>-client.txt|http://hopper.minecraft.net/help/finding-minecraft-data-folder]) here.

Humm ill do next time

This ticket is incomplete without the requested information as no response has been received within a resaonable amount of time (9 months since this report was resolved).

If you're still experincing this issue, please force a crash by holding down F3+C or FN+F3+C for 10 seconds while in-game and attach the crash report here.

Ticket resolved as incomplete, because no answer in a reasonable amount of time (1+ year), if it still happens, please update the ticket.