Runtime error opening

[blue0035]

Hey,
I've just had that problem:
"The seleted virtual machine is inaccessible. Please inspect the error message shown below and press the Refresh button if you whant to repeat the accessibility check:

Runtime error openng 'C:Users\Aaa\VirtualBox VMs\l_ubuntu\l_ubunty.vbox' for reading: -102(File nor found.).

D:\tinderbox\win-4.3\src\VBox\Main\src-server\MachineImpl.cpp[727] (long__cded Machine:: registeredInit(void)).
Result Code: E_FAIL (0x80004005)
Component: Machine
Interface: IMachine {480cf695-2d8d-4256-9c7c-cce4184fa048}
'"

Please help me, yesterday everything was working.

[blue0035]

I've just repaired that, - i've created a new VM useing that same virtual disc and my data have been looking at me