#65 Error while loading Customer Groups panel [2.1rc]

[Tim]

Steps to reproduce:

Select Admin

Administration > Maintenance > Customer Groups

WRN_00_0000 Warning: An error appeared loading the panel.

java.lang.reflect.InvocationTargetException: null

java.util.MissingResourceException:
Can't find resource for bundle java.util.PropertyResourceBundle, key CustomerGroupsEditor.m_jUserField1.text