Some menu elements in the POA Control Panel start with lowercase characters (like 'hardware nodes' or 'reseller').
There are errors in source or custom locale files installed in POA.
Correct the localization file in accordance with the instructions:
- POA Localization Guide, Customizing/Changing Entry in Locale
- Parallels Knowledgebase article #116929 How to customize the localization of an existing string in POA Control Panel