Attributes Terms Disappearing

2 days ago I had all the products running with attributes fine however now all of a sudden they have all disappeared. I can add an attribute but then when I add a term and refresh it(the term) will disappear. Has any experienced this or what maybe causing it?

Screenshot: http://backtoblue.com/error-attributes.PNG

System Report:

`
### WordPress Environment ###

Home URL: http://backtoblue.com
Site URL: http://backtoblue.com
WC Version: 2.6.9
Log Directory Writable: ✔
WP Version: 4.7
WP Multisite: –
WP Memory Limit: 256 MB
WP Debug Mode: –
WP Cron: ✔
Language: en_US

### Server Environment ###

Server Info: Apache
PHP Version: 5.6.26
PHP Post Max Size: 8 MB
PHP Time Limit: 0
PHP Max Input Vars: 1000
cURL Version: 7.29.0
NSS/3.19.1 Basic ECC

SUHOSIN Installed: –
Max Upload Size: 2 MB
Default Timezone is UTC: ✔
fsockopen/cURL: ✔
SoapClient: ✔
DOMDocument: ✔
GZip: ✔
Multibyte String: ✔
Remote Post: ✔
Remote Get: ✔

### Database ###

WC Database Version: 2.6.9
:
woocommerce_sessions: ✔
woocommerce_api_keys: ✔
woocommerce_attribute_taxonomies: ✔
woocommerce_downloadable_product_permissions: ✔
woocommerce_order_items: ✔
woocommerce_order_itemmeta: ✔
woocommerce_tax_rates: ✔
woocommerce_tax_rate_locations: ✔
woocommerce_shipping_zones: ✔
woocommerce_shipping_zone_locations: ✔
woocommerce_shipping_zone_methods: ✔
woocommerce_payment_tokens: ✔
woocommerce_payment_tokenmeta: ✔
MaxMind GeoIP Database: ✔

### Active Plugins (22) ###

Advanced Custom Fields: Repeater Field: by Elliot Condon – 1.1.1
Advanced Custom Fields – Location Field add-on: by Julien Bechade – 1.0
Advanced Custom Fields: by Elliot Condon – 4.4.10
Automatic YouTube Video Posts: by Ternstyle LLC – 5.1.4
BackWPup: by Inpsyde GmbH – 3.3.4
Contact Form 7: by Takayuki Miyoshi – 4.5.1
Custom Facebook Feed: by Smash Balloon – 2.4.5
Envato WordPress Toolkit: by Envato – 1.7.3
Google Typography: by Eric Alli – 1.1
Header Footer Code Manager: by 99robots – 1.0.2
WPBakery Visual Composer: by Michael M – WPBakery.com – 4.11.2
Revolution Slider: by ThemePunch – 4.6.93
UPS (BASIC) WooCommerce Shipping: by WooForce – 1.1.8
WooCommerce: by WooThemes – 2.6.9
WordPress Importer: by wordpressdotorg – 0.6.3
WP Hummingbird: by WPMU DEV – 1.3.4.1
WP Smush Pro: by WPMU DEV – 2.4.5
WP Super Cache: by Automattic – 1.4.8
WPMU DEV Dashboard: by WPMU DEV – 4.2.1
YITH WooCommerce Wishlist: by YITHEMES – 2.0.16
YITH WooCommerce Zoom Magnifier: by YITHEMES – 1.2.22
Youtube Channel Gallery: by Javier Gómez Pose – 2.4

### Settings ###

Force SSL: –
Currency: USD ($)
Currency Position: left
Thousand Separator: ,
Decimal Separator: .
Number of Decimals: 2

### API ###

API Enabled: ✔

### WC Pages ###

Shop Base: #1569 – /shop/
Cart: #1570 – /cart/
Checkout: #1788 – /checkout/
My Account: #1790 – /my-account/

### Taxonomies ###

Product Types: external (external)
grouped (grouped)
simple (simple)
variable (variable)

### Theme ###

Name: Oxygen
Version: 3.6.2
Author URL: http://laborator.co/
Child Theme: ❌ – If you’re modifying WooCommerce on a parent theme you didn’t build personally
then we recommend using a child theme. See: How to create a child theme

WooCommerce Support: ✔