✎ [V7] ISSUE: Duplicate databases displayed under empty DAG group when creating a MS Exchange mail level backup set [Ahsay Wiki]

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===== [V7] ISSUE: Duplicate databases displayed under empty DAG group when creating a MS Exchange mail level backup set  =====

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 <b>
  Article ID:
 </b>
 5117
 <br/>
 <b>
  Reviewed:
 </b>
 2016-01-26
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 <br/>
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  Product Version:
 </b>
 <br/>
 AhsayOBM: 7.3.2.0 - 7.5.0.2
 <br/>
 OS: Windows
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<FONT COLOR=red SIZE=+1>
<B>ATTENTION</B>
1st January, 2022: v7 officially End-of-Life [<A HREF=https://wiki.ahsay.com/doku.php?id=public:announcement:ahsay_v7_eol>details</A>]
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===== Problem Description =====
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For setup with multiple Exchange Data Availability Groups, if one of the DAG group contain no member server, duplicate databases (that do not belong to that group) are displayed under the empty DAG group, when creating a MS Exchange mail level backup set:
 <br>
 <br>
    <img src="http://wiki.ahsay.com/lib/exe/fetch.php?media=public:5117_0.png" style="width:60%; border:thin solid black"/>
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 <br>
 Note:
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 In the above example, all databases are actually hosted by DAG members under group DAG-1. DAG-2 is an empty DAG group.
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===== Cause =====
This is a known issue with AhsayOBM version 7.3.2.0 - 7.5.0.2.


===== Resolution =====
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To resolve the issue, patch the AhsayOBM application to version 7.7.0.0 or above. The instructions can be found by 
<a href="http://wiki.ahsay.com/doku.php?id=public:5146_faq:how_to_install_the_latest_patch_set_for_ahsayobm_ahsayacb">Clicking Here</a>.
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===== Keywords =====
exchange, exch, mail, level, mailbox, dags, dag, available, availability, group

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