Buttons and/or text field labels are missing

You can't use the login form because buttons and/or text fields labels are missing:

Cause

Javascript was disabled.

Solution

Windows 10 and 8

Click Search.
Enter Internet Options.
To enable Javascript on the Security tab, click Custom level > Scripting > Active scripting and then click Enable.
Click OK.
Restart Citavi 6.

Windows 7

If you're still using Internet Explorer 8, please update to Internet Explorer 11, even if Internet Explorer isn't your default browser.

Click the Windows button to open the Start menu.
Click Control Panel.
Click Network and Security.
Click Internet Options.
To enable Javascript on the Security tab, click Custom level > Scripting > Active scripting and then click Enable.
Click OK.
Restart Citavi 6.

A faster option is to reset your settings of the Internet Options: Select the Advanced tab. In the Reset Internet Explorer Settings dialog box, select Reset.