I'm trying to add a new group to the list form display ribbon that contains a few buttons. The group is created but it's blank. Here's the Elements.xml that defines the CustomAction:
<?xml version="1.0" encoding="utf-8"?>
<Elements xmlns="http://schemas.microsoft.com/sharepoint/">
<CustomAction Id="BilSimser.Ribbon.CustomerGroup"
Location="CommandUI.Ribbon" RegistrationId="100" RegistrationType="List">
<CommandUIExtension>
<CommandUIDefinitions>
<CommandUIDefinition Location="Ribbon.ListForm.Display.Groups._children">
<Group Id="BilSimser.Ribbon.ListForm.Display.CustomerGroup"
Sequence="100" Title="Customers"
Description="Links to customer views"
Template="Ribbon.Templates.Flexible">
<Controls Id="BilSimser.Ribbon.ListForm.Display.CustomerGroup.Controls">
<Button Id="BilSimser.Ribbon.ListForm.Display.CustomerGroup.OutageCustomerButton"
Sequence="10"
Command="BilSimser.CustomerGroup.Command.OutageCustomers"
TemplateAlias="o1"
Image16by16="/_layouts/images/FOLDER16.GIF"
Image32by32="/_layouts/images/FOLDER32.GIF"
LabelText="Outage Customers"/>
<Button Id="BilSimser.Ribbon.ListForm.Display.CustomerGroup.CustomerClassificationButton"
Sequence="20"
Command="BilSimser.CustomerGroup.Command.CustomerClassification"
TemplateAlias="o1"
Image16by16="/_layouts/images/FOLDER16.GIF"
Image32by32="/_layouts/images/FOLDER32.GIF"
LabelText="Customer Classification"/>
<Button Id="BilSimser.Ribbon.ListForm.Display.CustomerGroup.CriticalCustomerButton"
Sequence="30"
Command="BilSimser.CustomerGroup.Command.CriticalCustomers"
TemplateAlias="o1"
Image16by16="/_layouts/images/FOLDER16.GIF"
Image32by32="/_layouts/images/FOLDER32.GIF"
LabelText="Critical Customers"/>
<Button Id="BilSimser.Ribbon.ListForm.Display.CustomerGroup.MajorCustomerButton"
Sequence="40"
Command="BilSimser.CustomerGroup.Command.MajorCustomers"
TemplateAlias="o1"
Image16by16="/_layouts/images/FOLDER16.GIF"
Image32by32="/_layouts/images/FOLDER32.GIF"
LabelText="Major Customers"/>
<Button Id="BilSimser.Ribbon.ListForm.Display.CustomerGroup.StandardCustomerButton"
Sequence="50"
Command="BilSimser.CustomerGroup.Command.StandardCustomers"
TemplateAlias="o1"
Image16by16="/_layouts/images/FOLDER16.GIF"
Image32by32="/_layouts/images/FOLDER32.GIF"
LabelText="Standard Customers"/>
</Controls>
</Group>
</CommandUIDefinition>
</CommandUIDefinitions>
<CommandUIHandlers>
<CommandUIHandler Command="BilSimser.CustomerGroup.Command.OutageCustomers"
CommandAction="javascript:SP.UI.Notify.addNotification('outage customers');"/>
<CommandUIHandler Command="BilSimser.CustomerGroup.Command.CustomerClassification"
CommandAction="javascript:SP.UI.Notify.addNotification('customer classification');"/>
<CommandUIHandler Command="BilSimser.CustomerGroup.Command.CriticalCustomers"
CommandAction="javascript:SP.UI.Notify.addNotification('critical customers');"/>
<CommandUIHandler Command="BilSimser.CustomerGroup.Command.MajorCustomers"
CommandAction="javascript:SP.UI.Notify.addNotification('major customers');"/>
<CommandUIHandler Command="BilSimser.CustomerGroup.Command.StandardCustomers"
CommandAction="javascript:SP.UI.Notify.addNotification('standard customers');"/>
</CommandUIHandlers>
</CommandUIExtension>
</CustomAction>
</Elements>