I never try on Official servers because i only play Modded server. I only have this issues after the 1.12 update.I have played this game since the beginning and i really dont know what to do anymore

I never try on Official servers because i only play Modded server. I only have this issues after the 1.12 update.I have played this game since the beginning and i really dont know what to do anymore

I have this issues whenever i open my inventory and close it my game will stutter for like 2-3 seconds and its can cause me death while i looting Military . My game and steam is installed in my SSD and i dont know how to solve it. I can only play the game once and my game will be fine and after that ,lets say i chged server or i re-log . my game will have the same issues again..But after i restart my pc it will be fine but can only play 1 session and everytime i need to play other server or i re-log i had to restart my pc to get that 1 session of playtime back.Pls help i am so lazy to keep restart my pc just for that 1 session of game/