Error after installation

There is an error. Please report the message (Piwik 1.8.1) and full backtrace in the Piwik forums (please do a Search first as it might have been reported already!).

Notice: Indirect modification of overloaded property Piwik_Config::$PluginsInstalled has no effect in /home/www/mydomain/core/PluginsManager.php on line 573

Backtrace -->
#0 Piwik_ErrorHandler(...) called at [/home/www/mydomain/core/PluginsManager.php:573]#1 Piwik_PluginsManager->installPluginIfNecessary(...) called at [/home/www/mydomain/core/PluginsManager.php:170]#2 Piwik_PluginsManager->installLoadedPlugins(...) called at [/home/www/mydomain/core/FrontController.php:302]#3 Piwik_FrontController->init(...) called at [/home/www/mydomain/index.php:52]

Fresh install, no errors during setup.
I didn’t find any forum topic that looked relevant, if someone knows one please give me a link to it :slight_smile: If not:
Anyone got a solution for this problem?
I get lots of similar errors on the login screen, logging in with username/password doesn’t work

what version of PHP do you use?

please check all files are uploaded correctly.
I dont really see why this warning would appear!

PHP 5.2.0-8+etch13 (cli) (built: Oct 2 2008 08:26:18)
Copyright © 1997-2006 The PHP Group
Zend Engine v2.2.0, Copyright © 1998-2006 Zend Technologies

Fairly old, damn near ancient. Going to update it in a few days and try again. (Critical server, so can’t be done whenever I’d want to :wink: )