Creating an application name with non ASCII characters can result in the application name being shown with only the ? character or corrupt characters when deployed to a BlackBerry® device.
This field only supports ASCII charcters:
The default application name only supports ASCII characters.
Enter the application name using unicode characters for languages set on the Localization tab of the bar-descriptor.xml editor. If you wish to show the same application name for all languages, create entries for all languages on the Localiztion tab that contain the application name in unicode characters. This will override the default name specified on the Application tab.