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https://issues.apache.org/jira/browse/AMBARI-13573?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14977629#comment-14977629
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Hudson commented on AMBARI-13573:
---------------------------------
FAILURE: Integrated in Ambari-branch-2.1 #756 (See
[https://builds.apache.org/job/Ambari-branch-2.1/756/])
AMBARI-13573. Express Upgrade: UI - Disallow Downgrade when performing (xiwang:
[http://git-wip-us.apache.org/repos/asf?p=ambari.git&a=commit&h=795ddda1a13b32a58846e083b077dede2e4b261f])
* ambari-web/app/controllers/main/admin/stack_and_upgrade_controller.js
* ambari-web/app/controllers/global/cluster_controller.js
* ambari-web/test/views/main/admin/stack_upgrade/upgrade_wizard_view_test.js
* ambari-web/app/views/main/admin/stack_upgrade/upgrade_wizard_view.js
* ambari-web/app/utils/ajax/ajax.js
> Express Upgrade: UI - Disallow Downgrade when performing upgrade from HDP 2.1
> -> 2.3
> ------------------------------------------------------------------------------------
>
> Key: AMBARI-13573
> URL: https://issues.apache.org/jira/browse/AMBARI-13573
> Project: Ambari
> Issue Type: Task
> Components: ambari-web
> Affects Versions: 2.1.3
> Reporter: Xi Wang
> Assignee: Xi Wang
> Fix For: 2.1.3
>
> Attachments: AMBARI-13573.patch
>
>
> The UI for stack upgrade always allows performing a Downgrade in the case of
> an error, or during several checkpoints.
> In the case of an Express Upgrade, we will not allow a Downgrade because of
> the complexity involved.
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