Bugged Multiplayer Pick-ups

Put the summary of the bug you're having here

What I expected to happen was...:
Pick-up items and put them into my inventory like normal

What actually happened was...:
The items were picked up and were equiped to the boots armour slot and it only allowed 1 stack to be picked up destroying the other pick-ups

Steps to Reproduce:
1. Log in to Multi-player
2. Drop/Break multiple blocks
3. Pick up the blocks