Hi, i own a z8 alpina silver, i took my car to braman motors, west palm beach on january of 2015 to be fix and repair many things to keep the car in perfect condition, they order all the part from germany and after a couple of weeks i went to see how advance the work was, i ask to see my car and the took me to the parking lot under the hot sun of florida, my car was allways inside air conditioning (never under the sun) after they finnish their work that took them 1 months i took the car back home and i realize the fabric from the hard top inside of the car is all loose and unglue, anyone has this problem???? any suggestions how to be fix???