Hi Hanks,

and sorry for my very late response to your question. We were able to figure out the reason for our problems: it ended up being wrong openjdk version which was in use in our servers. We changed that and voilĂ : everything (more or less) works!

Olli



On 4.5.2012 17:10, Hank Magnuski wrote:
Olli,

Usually segmenting and OCR failures are not due to database errors.

The first area to check is that all third party tools are properly
installed and available to Matterhorn.

Next, the workflow you use must match your file. If you are uploading a
file as a presenter and segmentation is working on the presentation you
will not get any results.

Have you looked into the details of the workflow results?

You haven't shown us what log errors you are getting.

Hank



On Fri, May 4, 2012 at 1:34 AM, Olli Salo <[email protected]
<mailto:[email protected]>> wrote:


    Hi Hank,

    that is the way we created our mysql database. We used the ddl
    script from command line, not the autogen.dd-config (we set the
    ddl.generation=false). And now we're wondering if that's indeed the
    right way to do it or if we should use the autogen.dll=true instead.
    That is to say: we're not sure if our mysql db schema is 100.00%
    what MH expects it to be and whether our problems are related to the
    db or not. You see, in our newly-installed MH 1.3 segmenting + OCR
    aren't working at all.

    This is quite a problem for us because we wouldn't want to delete
    our production data in our mysql db but we still would like to have
    the segmenting and text analysis work. So my question to everybody
    is: is anyone else suffering from similar problems regarding
    segmenting / OCR with MH 1.3?

    We did notice the discussion thread

    
http://opencast.3480289.n2.__nabble.com/Error-segmenting-__removing-file-in-Matterhorn-1-__3-td7389726.html
    
<http://opencast.3480289.n2.nabble.com/Error-segmenting-removing-file-in-Matterhorn-1-3-td7389726.html>

    and my colleague says he has tried the mvn options mentioned in the
    thread.

    As always, any piece of advice truly appreciated!

    Yours, Olli S



    On 26.4.2012 16:29, Hank Magnuski wrote:

        I would suggest the following sequence:

          1. Create your database
          2. Create all the tables using the ddl script "mysql5.sql" and the
        mysql tool.
          3. Edit the properties file make ddl.generation FALSE
          4. Start Matterhorn

        Hank

        On Thu, Apr 26, 2012 at 12:15 AM, Olli Salo
        <[email protected] <mailto:[email protected]>
        <mailto:[email protected] <mailto:[email protected]>>__>
        wrote:


            Hi,

            I decided to ask this question on this list because we're
        confused
            about the correct way of generating the sql tables. So the
        question:
            should we set the

            org.opencastproject.db.ddl.____generation=VALUE

            in

            /opt/matterhorn/felix/conf/____config.properties

            to TRUE or FALSE.

            We just recently installed our MH box again from scratch,
        and me +
            my colleague have this tiny feeling that we still might have
        some
            fishy table sets in our MySql tables. We used the
        FALSE-setting and
            created the tables manually, based on the manual db
        generation script in

            /opt/matterhorn/matterhorn_1.____3.0/docs/scripts/ddl

            but we are facing some issues. We

            a) don't have statistics in our engage player videos
            b) segmenting doesn't seem to work.

            We're running MH 1.3.0 on our distributed installation (Redhat).

            Using MySql we can see (select * from user_action;) that
        there is
            some data of viewer statistics related tasks failing: we get the
            following message written in the type-field in the
        user_action table:

            ANNOTATION_INIT_AJAX_FAILED

            Moreover, we got an sql-related error message in our
        engage-servers
            /opt/matterhorn/felix/log/____opencast.log. The error
        message can be
            found in:

        http://pastebin.com/E3yXUZZB

            Is anyone else suffering from similar symptoms?

            Any help will be greatly appreciated!



            Olli



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