Andreas Schmidt wrote:
> during the last days we had some strange problems with Sendmail/iX under
> 6.0 PP2.
> Digging deeper I found strange things:
>
> * MAILX returns
> cannot lock file "/usr/mail/MANAGER.SYS"
> instead of opening a mailbox - also when one exists.
>
> workaround: use MAILX from 5.5 - lucky I am I detected the problem two days
> before I will update the last 5.5 system.

...snip...

> * whether there is already a solution either in Sendmail/iX (Mark ?) or in
> MPE.

The Sendmail/iX INSTALL script already deals with this problem:

echo chmod 777 /usr/mail \(INSECURE HACK\) so mailx will work properly
/bin/chmod 777 /usr/mail

- Mark B.