Localized String Error

[Pranavi]

the above code giving the error as "The Resource 'Localized strings ' could't be resolved

<TelerikPopup:GridViewComboBoxColumn.Header>
                                                                <TextBlock Text="{Binding Source={StaticResource localizedStrings}, Path=LabelString.LocalizationResources.UOM, FallbackValue='UOM'}"/>
                                                            </TelerikPopup:GridViewComboBoxColumn.Header>
How to Resolve it