Unable to open chests or chat

I am running a 1.7.10 THERMOS server. I am having a issue with no one on the server being abnle to chat in local it just crashes them back to the server select screen and the cannot use chests doors or place boxes or use swords.

I am running the pack called the 1.7.10 pack with thermos and using the plugins
Clearlagg Creeperheal Essentials Essentials antib7uild essentials chat essentials protect essentials spawn world border and bnpermissions.

It seems no matter how many times i set thier group it doesnt work they are unable to dfo anything.
here is my current permissions file

Code:

default: default
groups:
  default:
    permissions:
    - bukkit.broadcast
    - bukkit.broadcast.user
    - bukkit.command.save.perform
    - bukkit.command.teleport
    - bukkit.command.tell
    - bukkit.command.time.add
    - bukkit.command.time.set
    - bukkit.command.toggledownfall
    - essentials.fly
    - essentials.mail
    - essentials.mail.send
    - essentials.sethome
    - essentials.sethome.bed
    - essentials.sethome.multiple
    - essentials.sethome.multiple.unlimited
    - essentials.tp
    - essentials.tp.others
    groups: []

any help woiuld be great I am a newb to this and as you can see non too smart when it comes to permissions.