When creating a custom dashboard for all alerts get presented the following error.
"Multiple objects are specified. The selected style can only show the first one. Please adjust the settings accordingly."
(Please see attachment)
The view that you are trying to display is all the alarm details, but due to the view you choose it displays the above error.
Create a custom dashboard by drag and dropping Alarm List with Filter.
Expand My Dashboard, select the customer Dashboard you want to edit.
On the Right select the View tab, expand Alarms
Then drag and drop Alarm List with Filter in the dashboard