Bug Fixes

Most of these are not bugs -  It's wrong settings or incompartibility of your system (shader issues, Seus PTGI is still in development, contains bugs)

Problem:  

Leave planes are non-transparent


Fix: 

Set Graphics to Fancy,      Or set Trees to Fancy in Detail Settings.

Problem:  

Armor not reflective/Shiny


Fix: 

Wrong Optifine Verision - Use Optifine E8 pre1   or newer
(On the top of the Optifine Download page, there is a button "Preview Version"

Problem:  

blocks look flat/have strange reflections (the image is a bad example, but most blocks really look bad.


Fix: 

Shader Settings --> RayTracing Settings --> Full RayTrace Reflections: ON
Also, check if Normal and Specular Maps are ON in the Shader Selection List.