I know, it has not been said to be fixed, but the behaviour changed, so here is a small update: The internal server error is gone now. Instead the update is simply ignored by the server and latest-sync-revision is not increased.
I know, it has not been said to be fixed, but the behaviour changed, so here is a small update: sync-revision is not increased.
The internal server error is gone now. Instead the update is simply ignored by the server and latest-