Xp orbs will not be absorbed immediately

After trading will villagers or killing the ender dragon, the xp orbs wont go to your xp bar or any mendable tool.

Steps to Reproduce:

1. Kill the ender dragon / trade mashive amounts of emeralds with villagers
2. try to get the xp on survival

Observed Results:

The orbs will take some time to be directed to your bar or tools

Expected Results:

The orbs should be imediately absorbed

Screenshots/Videos attached: Yes (The orb shown has been standing on my feet for 1 minute by the time the screenshot was taken)