Open 1.3.4: See through blocks :/

[LombaxTooon]

Version:
1.3.4

What is the bug:
I can see through blocks, not all blocks but its really annoying.

Here's two examples

http://gyazo.com/8dd08eed5446506895dae130b6c4b793
http://gyazo.com/5a059ebad59708303d6901681ba69703

I really hope some1 knows how to fix!

Mod & Version:


Paste.feed-the-beast.com log:


Can it be repeated:


Known Fix: Turn off optifine

 

[Nahaniel]

Do you use Optifine or anything?!Asking cause it seems only the Chisel2 Blocks are affected.

 

[LombaxTooon]

Do you use Optifine or anything?!Asking cause it seems only the Chisel2 Blocks are affected.

Yes I did! Thanks for the quick answer! It works perfectly now

 

[Nahaniel]

No Problem