Over half my inventory is gone from 20K items to less than 5k Where did all my stuff go?

[Ryu Hurricane]

every time i log into SL i see more and more of my inventory disapear. i went from having 20k items to less than 5 and it looks to be like its everything i paid for. thats 50K+ linden? i updated my viewer. i cleared inventory cache, did everything i can think of where the hell are my items. thanks 

[Claireschen Hesten]

Have you tried using the LL viewer if you don't already if your items are missing on there you need to contact support or live chat if your premium they should be able to help