It happened to me also, I'm using latest kubuntu with KDE 3.5.3 updated from deb http://kubuntu.org/packages/kde-353 dapper main
Starting kded by hand resume normal kwallet behaviour, but I had to read this page before understanding what to do. -- Wallet manager "losing" wallets https://launchpad.net/bugs/22400 -- kubuntu-bugs mailing list kubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/kubuntu-bugs