snipe-it/resources/lang/en/admin/consumables/message.php

<?php

return array(

    'does_not_exist' => 'Consumable does not exist.',

    'create' => [
        'error'   => 'Consumable was not created, please try again.',
        'success' => 'Consumable created successfully.',
    ],

    'update' => [
        'error'   => 'Consumable was not updated, please try again',
        'success' => 'Consumable updated successfully.',
    ],

    'delete' => [
        'confirm'   => 'Are you sure you wish to delete this consumable?',
        'error'   => 'There was an issue deleting the consumable. Please try again.',
        'success' => 'The consumable was deleted successfully.',
    ],

     'checkout' => [
        'error'   		=> 'Consumable was not checked out, please try again',
        'success' 		=> 'Consumable checked out successfully.',
        'user_does_not_exist' => 'That user is invalid. Please try again.',
    ],

    'checkin' => [
        'error'   		=> 'Consumable was not checked in, please try again',
        'success' 		=> 'Consumable checked in successfully.',
        'user_does_not_exist' => 'That user is invalid. Please try again.',
    ],

);