There currently isn't any supported way I know of refreshing the Business Process Flow control that I know of.
An unsupported way is to refresh the whole entity form using:
Mscrm.ReadFormUtilities.openInSameFrame(window._etc, Xrm.Page.data.entity.getId())
Hope this helps,
Scott
Scott Durow
Blog www.develop1.net
Follow Me
Rockstar365
If this post answers your question, please click "Mark As Answer" on the post and "Mark as Helpful"