The wear option is gone from some of my things and i dont know why??

[babydoll Thor]

The  other  day i went into my invatory to  change the avatar and the wear  option was  gone from  a lot of  prim parts like shoes .hair  etc so i can not  change does anyone know why this is happing it's been 2  days  now with still no wear option...

[valerie Inshan]

Duplicate thread:

http://community.secondlife.com/t5/Inventory/The-wear-option-is-gone-from-some-of-my-invatory-items-and-i-don/qaq-p/851167