problem when editing content

version 1.4
when editing content even though user has permissions set keep getting a permissions error.
You don't have permission to access /fuel/blog/posts/edit/499 on this server. (403)
this is happening in main content as well as the blog

here is an example of some content that causes the error.
it does not seem to happen every time content added

sometimes if () are removed in some content it allows you to save.

//example text not working

The Citroen Grand C4 Picasso has second and third row seats that can be folded flat and put back up in seconds. The elongated wheel base allows plenty of leg room for passengers. Winner of the Auto Express MPV of the year for 3 years in a row, the Grand C4 Picasso has fuel emissions of 98g/km and 74.3mpg.

The Fiat Doblo is available as a family pack or 7 seater and is one of the most fuel efficient MPV’s available. There are many compartments throughout the car for your passengers to store their stuff including cup and bottle holders to (hopefully) reduce the spillage of drinks on your journey.

The Galaxy is one of the largest people carriers offered by ford. It offers a range of features to keep you and your family safe including a rigid bodyshell to absorb impact, an advanced seat and seatbelt technology to reduce the chance of injury should an impact occur and front and side passenger airbags.

The Ford Grand C-Max allows you to fold the second row middle seat giving you access to a further two seats at the rear of the vehicle. A seat belt reminder system will inform you if there are rear passenger seats in use that do not have their seatbelts fastened with both an audio and visual warning. The Grand C-Max also features child door and window locks as standard.

The Ford S-Max has folding second and third row seats for when you are transporting something other than your passengers. ISOFIX seatbelts are fitted in the second row of seats. Ford Sync 2 is a fantastic emergency assistance feature that is designed to call and provide information to the emergency services in the event of an accident.

The Hyundai Santa Fe is available with 7 or 5 seats. The third row of the 7 seater models can be folded in a 50/50 split to create more room for carrying larger items in the boot of the car. There are 7 airbags including front, front side curtain and drivers knee for additional safety should you be involved in an incident. The rear doors feature childproof locks.

The Kia Carens features a walk in device for the third row of seats when the outer second row of seats are folded. When the second and third row of seats are not in use they can be folded down to give a luggage capacity of 1650 litres. Isofix child seat top tethers and anchor fixings are fitted as standard to all Kia Carens models.

The Kia Sorento has achieved a 5 star NCAP rating meaning that the safety systems featured within the car are suitable for most family needs. The second row seats can be split into a 40:20:40 fold and the third row seats can be folded in a 50:50 split for transporting larger items. All Sorento models feature airbags and 3 point seatbelts as standard.

Available as a 7 seater, the Nissan X-Trail has plenty of headroom and the third row can be accessed easily from the adjustable second row outer seats. Nissan safety shield technologies help protect you and your passengers and feature front side and curtain airbags, ABS, EBD and Brake Assist.

Providing up to 7 seats, the Peugeot 5008 has front and rear airbags for its passengers. The panoramic roof offers an electric sunblind to provide shade to occupants when needed. With the exception of the driver, all seats fold flat separately allowing for transportation of larger items. The middle row of the 5008 has handy storage spaces in the floor and doors.

The Seat Alhambra features ISOFIX child safety seat systems as well as all round protection with 7 airbags. The power operated rear sliding doors mean that there is less chance of your passengers being heavy handed and bumping the car doors into other vehicles when exiting. There are also a range of features designed to optimise the Alhambra’s fuel consumption including a Start/Stop system.

The second row of seats in the Vauxhall Zafira Tourer offers passengers adjustable leg room when adjusted back or forth. They can also be folded individually and the middle seat can be stowed allowing the outer seats to slide inwards. The third row of seat can be folded into the floor when not in use to allow more space for luggage.

The second row seats of the Volvo XC90 slide and recline individually meaning that each passenger can adjust the seat to meet the optimum levels of comfort. The two third row seats of the XC90 are designed for passengers of 5’ 6” or under. The clean zone technology offers pollen filtration and monitors air quality, this is ideal for those who are sensitive to pollen and air pollutants.

sorry i cant be any more specific but dont know where to start looking to solve the problem