Lots of errors related to wpmudev

[27-Aug-2012 10:31:21 UTC] WordPress database error MySQL server has gone away for query SELECT meta_value FROM wp_sitemeta WHERE meta_key = '_site_transient_timeout_wpmudev_updates_data' AND site_id = 1 made by do_action('admin_init'), call_user_func_array, wp_plugin_update_rows, get_site_transient, apply_filters('site_transient_update_plugins'), call_user_func_array, WPMUDEV_Update_Notifications->filter_plugin_count, WPMUDEV_Update_Notifications->get_updates, WPMUDEV_Update_Notifications->refresh_updates, set_site_transient, add_site_option, get_site_option