/var/mail/$USER read-only

[hymie!]

Did you by chance leave another copy of mutt running?  It might
have locked your mailbox.

--hymie!     http://lactose.homelinux.net/~hymie    hymie at lactose.homelinux.net

On Wed, Nov 07, 2018 at 09:25:31PM -0500, benfitzg at gmail.com wrote:
> Hi,
> 
> My linux mail box is /var/mail/$USER, previously I had read and deleted
> mails from this mailbox, now I get an error message from mutt, telling
> me the mailbox is read-only.
> 
> Anyone know why this is? The permissions on /var/mail and the file itself
> do allow me to write to the file.