[rt-users] Error, couldn't load 0 from the users database

Francisco Amaro famaro at gmail.com
Wed Aug 24 10:34:51 EDT 2011


Thanks Kevin, it was exactly that, I changed the ID from 0 to 1 and
everything
seems to be working now.


On Wed, Aug 24, 2011 at 3:18 PM, Kevin Falcone <falcone at bestpractical.com>wrote:

> On Wed, Aug 24, 2011 at 03:07:46PM +0100, Francisco Amaro wrote:
> >    And a user id 1, is there one ? Could it be that someone/something
> changed that, a 1 to 0 ?
> >    I've already asked around, and the usual suspects all say that didn't
> change
> >    anything, and the logs agree with them...
>
> The RT_System user should have an id of 1.
> Since LastUpdated isn't updated, this means any change happened at the
> DB level, or via corruption.
>
> -kevin
>
> >    Where is the result from the user 0 fields:
> >
> >    mysql> select * from Users
> >    -> WHERE id=0
> >    -> ;
> >
>  +----+-----------+---------------+----------------------------------------------------------------------------------------+-----------+--------------+---------------------+--------------+----------------------+----------+------+---------------+-------------+-----------------------+-------------------+----------------+------------+-------+-----------+-----------+-------------+------------+----------+----------+------+-------+------+---------+----------+--------+---------+---------------------+---------------+---------------------+
> >    | id | Name | Password | Comments | Signature | EmailAddress |
> FreeformContactInfo |
> >    Organization | RealName | NickName | Lang | EmailEncoding |
> WebEncoding |
> >    ExternalContactInfoId | ContactInfoSystem | ExternalAuthId |
> AuthSystem | Gecos | HomePhone |
> >    WorkPhone | MobilePhone | PagerPhone | Address1 | Address2 | City |
> State | Zip | Country |
> >    Timezone | PGPKey | Creator | Created | LastUpdatedBy | LastUpdated |
> >
>  +----+-----------+---------------+----------------------------------------------------------------------------------------+-----------+--------------+---------------------+--------------+----------------------+----------+------+---------------+-------------+-----------------------+-------------------+----------------+------------+-------+-----------+-----------+-------------+------------+----------+----------+------+-------+------+---------+----------+--------+---------+---------------------+---------------+---------------------+
> >    | 0 | RT_System | *NO-PASSWORD* | Do not delete or modify this user.
> It is integral to RT's
> >    internal database structures | NULL | NULL | NULL | NULL | The RT
> System itself | NULL | NULL
> >    | NULL | NULL | NULL | NULL | NULL | NULL | NULL | NULL | NULL | NULL
> | NULL | NULL | NULL |
> >    NULL | NULL | NULL | NULL | NULL | NULL | 1 | 2006-03-10 17:33:35 | 1
> | 2006-03-10 17:33:35 |
> >
>  +----+-----------+---------------+----------------------------------------------------------------------------------------+-----------+--------------+---------------------+--------------+----------------------+----------+------+---------------+-------------+-----------------------+-------------------+----------------+------------+-------+-----------+-----------+-------------+------------+----------+----------+------+-------+------+---------+----------+--------+---------+---------------------+---------------+---------------------+
> >    1 row in set (0.00 sec)
> >
> >    The user fields seem correct, the comments, the creation time, etc.
> >    But they refer to a user id 1, that is not on the table anymore.
> >
> >    I'm restoring yesterdays backup on another machine, but given the
> timelines
> >    it probably has the same error. That means getting the tape from two
> days
> >    ago, which is going to take some more time...
> >
> >    On Wed, Aug 24, 2011 at 2:48 PM, Kevin Falcone <[1]
> falcone at bestpractical.com> wrote:
> >
> >      On Wed, Aug 24, 2011 at 02:32:10PM +0100, Francisco Amaro wrote:
> >      > Hello all,
> >      >
> >      > We are having a problem with our RT install, after a few years of
> almost
> >      > flawless service, today we noticed that emails weren't being sent.
> >      > We are using version 3.4.5, on Linux (FC4, MySQL 4.1).
> >      >
> >      > The web interface works just fine, we can login,
> create/modify/close tickets,
> >      > etc, but no emails are sent.
> >      >
> >      > There is no apparent problem with the machine or the MySQL
> database,
> >      > and this is what appears on the RT log:
> >      >
> >      > [Wed Aug 24 12:23:50 2011] [err]: Couldn't load 0 from the users
> database.
> >      > (/opt/rt3/lib/RT/CurrentUser.pm:146)
> >      > [Wed Aug 24 12:23:50 2011] [warning]: Use of uninitialized value
> in concatenation (.) or
> >      > string at /opt/rt3/lib/RT/Principal_Overlay.pm line 425.
> (/opt/rt3/lib/RT.pm:287)
> >      > [Wed Aug 24 12:23:50 2011] [warning]: DBD::mysql::st execute
> failed: You have an error in
> >      your
> >      > SQL syntax; check the manual that corresponds to your MySQL server
> version for the right
> >      > syntax to use near 'AND ((ACL.ObjectType = 'RT::Queue' AND
> ACL.ObjectId = 1) OR
> >      > (ACL.ObjectType = 'R' at line 1 at
> >      /usr/lib/perl5/site_perl/5.8.6/DBIx/SearchBuilder/Handle.pm
> >      > line 505. (/opt/rt3/lib/RT.pm:287)
> >      > [Wed Aug 24 12:23:50 2011] [warning]: RT::Handle=HASH(0x80c27d90)
> couldn't execute the
> >      query
> >      > 'SELECT ACL.id from ACL, Groups, Principals, CachedGroupMembers
> ...
> >      >
> >      > And them a few lines of failed SQL syntax erros and failed querys.
> >      >
> >      > We browsed the users table, user ID 0 is there, no problem. A
> MySQL check_table
> >      > didn't returned any errors. The only thing we saw that seemed
> strange was that there
> >      > is reference to a user 1 on the LastUpdatedBy field, but there is
> no user 1 id.
> >
> >      I'm not aware of an RT version that had a User ID 0.
> >      Sounds like someone renumbered your RT_System user manually in the
> >      database, or that you have database corruption.
> >
> >      You can try taking a backup and fixing this manually, but if it is
> >      corruption, there may be other problems.
> >      -kevin
> >      --------
> >      RT Training Sessions ([2]
> http://bestpractical.com/services/training.html)
> >      * Chicago, IL, USA * September 26 & 27, 2011
> >      * San Francisco, CA, USA * October 18 & 19, 2011
> >      * Washington DC, USA * October 31 & November 1, 2011
> >      * Melbourne VIC, Australia * November 28 & 29, 2011
> >      * Barcelona, Spain * November 28 & 29, 2011
> >
> >    --
> >    Francisco Amaro
> >    Email: [3]famaro at gmail.com
> >
> > References
> >
> >    Visible links
> >    1. mailto:falcone at bestpractical.com
> >    2. http://bestpractical.com/services/training.html
> >    3. mailto:famaro at gmail.com
>
> > --------
> > RT Training Sessions (http://bestpractical.com/services/training.html)
> > *  Chicago, IL, USA ? September 26 & 27, 2011
> > *  San Francisco, CA, USA ? October 18 & 19, 2011
> > *  Washington DC, USA ? October 31 & November 1, 2011
> > *  Melbourne VIC, Australia ? November 28 & 29, 2011
> > *  Barcelona, Spain ? November 28 & 29, 2011
>
>
> --------
> RT Training Sessions (http://bestpractical.com/services/training.html)
> *  Chicago, IL, USA — September 26 & 27, 2011
> *  San Francisco, CA, USA — October 18 & 19, 2011
> *  Washington DC, USA — October 31 & November 1, 2011
> *  Melbourne VIC, Australia — November 28 & 29, 2011
> *  Barcelona, Spain — November 28 & 29, 2011
>



-- 
Francisco Amaro
Email: famaro at gmail.com
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