Can't access Dropbox folder

[Colin Law]

On 10 February 2013 22:49, user1 <bqz69 at telia.com> wrote:
> I am using ubuntu 12.04
>
> Dropbox is running all the time.
>
> After some time I get: 'Can't access dropbox folder' message
>
> I reboot and dropbox work ok for some time, then I get this message again?
>
> I have googled -and tried a lot.

It would have been helpful if you had told us which you had tried.
What about this one?

http://askubuntu.com/questions/247461/how-do-i-fix-a-cant-access-dropbox-folder-error

Colin