Problem/Bug PEX Players Not Dropping Items on Death

Hello, my players are not dropping their items upon death. /Gamerule is not the issue. I have narrowed the problem to PermissionsEX; when removing myself from all groups including the default group, I am once again able to drop items upon death. How can I fix this problem with the groups in PermissionsEX?

I am also running plugins including: Essentials, Per World Inventories, and Multiverse

 

@Laugh11 Could you post your permissions.yml file using https://pastebin.com/?

 

https://pastebin.com/hXWBX195
For obvious reasons, I've removed player names

 

@Laugh11 Sorry, i have no idea why this is happening, i thought it might be a permission but i couldn't find any that seemed suspicious. :/

You removed the player name, but not the UUID, you can easily get a player's name from their UUID.
Just thought i would let you know.

 

Thank you for your efforts.
This post has been resolved. EssentialsX (what I was using) has the "keepinv" permission that the normal Essentials (what I was basing off of) does not