An error after upgraded 1.9

After upgraded to 1.9. the piwik plugin in magento stop working.

There shouldnt be any change that breaks the plugin> what do you mean the plugin stop working?

After upgraded to 1.9. There are no Visitor be shown in Piwik any more. I didn’t do anything but upgrade.

After upgraded to 1.9.

  1. An error is being showed in “Piwik iFrames” of Reports in magento.
    Follow is the error Code:
    SQLSTATE[42S22]: Column not found: 1054 Unknown column ‘log_visit.location_continent’ in ‘field list’

  2. When I longin admin panel of Piwik. There are no Visitor be shown in Piwik any more. I didn’t do anything but upgrade.

I’m so sorry. I made a mistake. Now Piwik is fine.
Great plugin! Thank you matt. Thank you very much!