I am having the same exact problem, will not rezz with my reg av. but I log into my alt and it works I deleted all the viewers and deleted all the folders in the app/ folder and then put a fresh copy of secondlife viewer back on and still same thing started last nite when I reactivated my reg av was good for about a hour then I relogged and the cloud appeared nothing will work rebaking doesn't work at all won't even let me change clothes saids there still dowloading.