Help me with these 2 errors, I can't solve them. 2 mods-related errors.

[Flaura]

 I have these 2 problems. I don't know what to do anymore. I reinstalled the game, removed it manually, removed all the mods manually, and reinstalled them. I can't find the answer to these 2 mistakes, help, I will be very grateful! 

 

1.In the first screenshot, when I go to the server and it writes that in the screenshot, but I can safely go to the servers without mods. 

 

2.In the second screenshot, I can not install mods, they will not installed in the folder with mods, They are installed Infinitely, do not appear in the folder with mods. 

 

Edited Sunday at 12:09 AM by Flaura