Gaming minecraft server on raspbian: permissions.yml is not valid

[Yami_Industries]

Spoiler: [11:14;49 Warn]:

Server permissions file permissions.yml is not valid YAML: while parsing a block mapping
in 'reader', line1, column1:
users:
^
expected <block end>, but found BlockMappingStart in 'reader', line 16, column 4:
groups
^

Spoiler: my permissions.yml file

users:
User1:
permissions:
groups:
- admin
User2:
permissions:
groups:
- friends
User3:
permissions:
groups:
- friends


groups:
default:
permissions:
permissions.build.*: false
superpermbridge.essentials.*: false
superpermbridge.LivingBuilding.*: false
superpermbridge.worldedit.*: false
admin:
permissions:
permissions.build.*: true
permissions.*: true
superpermbridge.essentials.*: true
superpermbridge.LivingBuilding.*: true
superpermbridge.worldedit.*: true
superpermbridge.craftbook.mech.bookshelf.use: true
superpermbridge.craftbook.ic.safe.*: true
superpermbridge.craftbook.ic.restricted.*: true
inheritance:
friends:
permissions:
permissions.build.*: true
superpermbridge.essentials.time.*: true
superpermbridge.essentials.afk.*: true
superpermbridge.essentials.time.set.*: true
superpermbridge.essentials.weather.*: true
superpermbridge.essentials.help.*: true
superpermbridge.essentials.getpos.*: true
superpermbridge.essentials.tp.*: true
superpermbridge.essentials.tpohere.*: true
superpermbridge.essentials.mail.*: true
superpermbridge.essentials.sethome.*: true
superpermbridge.essentials.home: true
superpermbridge.essentials.setwarp.*: true
superpermbridge.essentials.warp.*: true
superpermbridge.essentials.delwarp.*: true
superpermbridge.essentials.signs.use.*: true
superpermbridge.essentials.list.*: true
superpermbridge.essentials.back.*: true
superpermbridge.essentials.msg.*: true
superpermbridge.worldedit.*: false
superpermbridge.LivingBuilding.*: false
superpermbridge.craftbook.mech.bookshelf.use.*: true
superpermbridge.craftbook.ic.safe.*: true
superpermbridge.craftbook.ic.restricted.*: true
inheritance:
messages:

 

[tunip3]

Spoiler: [11:14;49 Warn]:

Server permissions file permissions.yml is not valid YAML: while parsing a block mapping
in 'reader', line1, column1:
users:
^
expected <block end>, but found BlockMappingStart in 'reader', line 16, column 4:
groups
^

Spoiler: my permissions.yml file

users:
User1:
permissions:
groups:
- admin
User2:
permissions:
groups:
- friends
User3:
permissions:
groups:
- friends


groups:
default:
permissions:
permissions.build.*: false
superpermbridge.essentials.*: false
superpermbridge.LivingBuilding.*: false
superpermbridge.worldedit.*: false
admin:
permissions:
permissions.build.*: true
permissions.*: true
superpermbridge.essentials.*: true
superpermbridge.LivingBuilding.*: true
superpermbridge.worldedit.*: true
superpermbridge.craftbook.mech.bookshelf.use: true
superpermbridge.craftbook.ic.safe.*: true
superpermbridge.craftbook.ic.restricted.*: true
inheritance:
friends:
permissions:
permissions.build.*: true
superpermbridge.essentials.time.*: true
superpermbridge.essentials.afk.*: true
superpermbridge.essentials.time.set.*: true
superpermbridge.essentials.weather.*: true
superpermbridge.essentials.help.*: true
superpermbridge.essentials.getpos.*: true
superpermbridge.essentials.tp.*: true
superpermbridge.essentials.tpohere.*: true
superpermbridge.essentials.mail.*: true
superpermbridge.essentials.sethome.*: true
superpermbridge.essentials.home: true
superpermbridge.essentials.setwarp.*: true
superpermbridge.essentials.warp.*: true
superpermbridge.essentials.delwarp.*: true
superpermbridge.essentials.signs.use.*: true
superpermbridge.essentials.list.*: true
superpermbridge.essentials.back.*: true
superpermbridge.essentials.msg.*: true
superpermbridge.worldedit.*: false
superpermbridge.LivingBuilding.*: false
superpermbridge.craftbook.mech.bookshelf.use.*: true
superpermbridge.craftbook.ic.safe.*: true
superpermbridge.craftbook.ic.restricted.*: true
inheritance:
messages:

Shouldn't it be xml

--------------------- MERGED ---------------------------

It .yaml

--------------------- MERGED ---------------------------

Also try the two words it tells you off for with capitals