Menu Structure and Sub items (Not saving) - broken structure

Hi I keep tring to save the menu Structure and Sub items however each time i move it into the place i want then save it reloads with no structure changes?

Please can someone check this for me

i need
- About Frances
- SpinAddikts
- -SpinAddikts Story
- - Meet the Members
- SpinAddikts Classes
- - Classes
- - Schedule and Fees
- - Location
- - One-to-One SpinAddikts
- Book a bike
- Book A Bike
- - Buy Credits
- Personal Training
- - Frances Personal Training
- - Personal Training Locations
- What others say
- Contact
- - Book a private session
- - Contact
- Blog
- Login Icon
- - My Account
- - Log in
- - Register

support access is open