If you are trying to drag a widget to Dashboard with a user that has the proper permissions, but you get the error "User doesn't have permission to add the widget to the current dashboard"
It could be because that widget cannot be managed by the IriusRisk "sso users", in analytics. Instead of this, you can clone the desired widget, and then drag it your Dashboard.
1. Click on Widgets, then in the + icon to create a New widget
2. Name your new widget, select the source dataset of the widget to clone and click "Create Widget"
3. Add it to the Dashboard
Check the following article in case that after adding the widget you are unable to load its data: