[Can Not Remove Items From Container]

I figured it out i was only allowing items to be extracted from slot 2 not 0 or 1.

[Can Not Remove Items From Container]

Its like the gui and container are not synced properly.

[Can Not Remove Items From Container]

It only does not work when I try to manually remove it from the gui, sorry for not clarifying. 

[Can Not Remove Items From Container]

Yep here it is

https://pastebin.com/GaXSBxU9

All it does right now is modify the itemstack in one of the slots.

[Can Not Remove Items From Container]

I made a container with a gui in minecraft 1.16.1 and it mostly works. However when I try to take an item out, it takes it out for a bit only for it to appear back in the container. Any idea on why this is?

 

Here is my container class

https://pastebin.com/HLiSqCFf

 

Here is my gui class

https://pastebin.com/eKH39ZMr

 

Here is my tile entity class

https://pastebin.com/A3kSM8wF

 

Here is my block class

https://pastebin.com/ExmcFFXf