Unable to activate object
The object's source document cannot be loaded, or the application that created the object is not available.
This error occurs when you try to activate a linked object (set Action = 7) and the file specified in the SourceDoc
This error also occurs when you activate an object (set Action = 7), and the action specified by the Verb Some applications that provide objects may support different verbs, depending on the state of the application. All the verbs supported by an application are listed in the ObjectVerbs array. However, some verbs may not be valid for the application's current state.