Microsoft Graph does not start during a Conference due to not supported.
Cause:
This feature is not supported on audience machines during a presentation conference.
Solution:
Remove the 'Microsoft Graph' object from the presentation and do not use 'Microsoft Graph' objects in future presentations that are to be given over the network as a presentation conference.
Do both of the following:
1) Remove the 'Microsoft Graph' object from the presentation.
2) Do not use 'Microsoft Graph' objects in future presentations that are to be given over the network as a presentation conference NOTE: The following features can be used during a presentation conference: builds effects; transition effects; the 'Slide Navigator'; the 'blacking the screen' effect; the annotation tool (i.e., the pen); the 'Meeting Minder' (to take notes); and branching to non-shared, non-OLE, non-embedded objects, slides, or presentations.