Changing anything in Marketplace SDK requires regrant of permissions
问题 I am running into a recurring issue with the Marketplace Listing/SDK. Anytime something minor is changed, the Contextual gadget disappears from the clients Gmail. When we look at the Marketplace App in the clients Google Apps Admin everything is fine. However if we go to "Data Access" and revoke permission and re-grant it, fairly soon the gadget will reappear. This has to be done for any customer that has the App installed. An example is fixing the issue described in the following link where