Using special characters (e.g. åäö) in certificate "Descriptive name" breaks entire WebGUI
If you create or import a certificate using the certificate manager, and enter a name in the "Descriptive name" field which contains special/foreign language characters such as åäö, the entire WebGUI breaks until you edit the name out of the config.xml.
Error in the system log is:
Jan 24 13:05:36 php: /system_certmanager.php: XML error: Invalid character at line 295
In the config, the test name "Mööse" shows up as: