1. Using the Frame in Web Application causes the session inexplicably invalidation, in most cases, open the page, start an error or fail within a few seconds. When this happens, refresh the page will be displayed normally again or several times.
2. The phenomenon mentioned above only has occurred after the solution has just been generated. As the number of calls increases, the number of session failures will be less and less.
3. This phenomenon will not appear on the server that publishes the app to the customer, does not affect the use. If you debug on the customer's server after the release, session inexplicably invalid.
In summary, due to the use of the session in advance, it will appear during debugging, there will be no.
