I am getting a White Screen when trying to reach the Piwik admin login, however it appears that the tracking files are loading fine on the sites being tracked. Also if I click back to my history and go to the URL for a report page I get an Piwik “Not Logged In” error page. I checked out logs and these are the two errors in the server logs
[Mon Jan 05 15:03:33 2015] [error] PHP Fatal error: Call to undefined function mb_internal_encoding() in /data/web/wbtrack/libs/MaxMindGeoIP/geoipcity.inc on line 130 [Mon Jan 05 15:14:13 2015] [error] File does not exist: /data/web/wbtrack/https:
Not sure what they mean. Any help is appreciated.