Class 'Piwik_Plugin' not found

Support & Bugs
1

hey,

i did an update from piwik 1.xx to the newest version 2.xx and get the following error messages:

Fatal error: Class ‘Piwik_Plugin’ not found in /…/plugins/Transitions/Transitions.php on line 16
Fatal error: Class ‘Piwik_Plugin’ not found in /…/plugins/Annotations/Annotations.php on line 19

i have the newest php and mysql version on my server.

2

Make sure you have uploaded all files correctly from the latest Piwik 2 version, some fiels are not uploaded correctly