Evolution Wheezy

["george cox" <gc451@mail.com>]

I keep getting this error message whenever I send an email from evolution:

The reported error was "Failed to append to mbox:/home/gc/.local/share/evolution/mail/local#Sent: Invalid folder URI 'mbox:/home/gc/.local/share/evolution/mail/local#Sent'
Appending to local 'Sent' folder instead.".

/home/gc/.local/share/evolution/mail/local/  contains:

cur  folders.db  new  tmp