I tested this using the test case provided and received a crash when using the not proposed version of the dist-upgrader. After switching to the the -proposed version I no longer receive the crash and was able to view the details of the distribution upgrade.
I tested this using the test case provided and received a crash when using the not proposed version of the dist-upgrader. After switching to the the -proposed version I no longer receive the crash and was able to view the details of the distribution upgrade.