✎ [V7] ISSUE: "Failed to mount virtual disk "%virtual_disk_name%.vhd" (No Valid Partition Found)" when performing a granular restore on a Linux or Unix guest VM on Hyper-V [Ahsay Wiki]

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===== [V7]  ISSUE: "Failed to mount virtual disk "%virtual_disk_name%.vhd" (No Valid Partition Found)" when performing a granular restore on a Linux or Unix guest VM on Hyper-V   =====

<html><div class="content">
 <b>
  Article ID:
 </b>
 5254
 <br/>
 <b>
  Reviewed:
 </b>
 2017-07-14
 <br/>
 <br/>
 <b>
  Product Version:
 </b>
 <br/>
 AhsayOBM / AhsayOBR: 7.13.0.0  to 7.x
 <br/>
 OS: Windows
 <br/>
 <br/>
</html>

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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>]
</FONT>
</html>

===== Description =====
<html>
 When performing a granular restore of a Hyper-V guest VM installed with Linux Operating System the following error message is shown by AhsayOBM
 <b>
  "Failed to mount virtual disk "%virtual_disk_name%.vhd" (No Valid Partition Found)"
 </b>
 .
 <br/>
    <img style="width:75%; border:thin solid black" src="http://wiki.ahsay.com/lib/exe/fetch.php?media=public:5254_0.png"/>
 <br/>
 <br/>
</html>
===== Cause =====
<html>
 Granular restore of Hyper-V guest VMs with non-Windows partitions is not supported. For example, guest VMs installed with Linux or Unix operating systems.
 <br/>
 <br/>
</html>
===== Resolution =====
<html>
 To resolve this problem we recommend you either:
 <br/>
 <ol style="list-style-type: decimal">
  <li><font color=black>
   Use RunDirect to power on the Linux or Unix guest VM to allow access the files/folders on the drive.
   <br/>
   or
  </font></li>
  <li><font color=black>
   Restore the Linux or Unix guest VM to Hyper-V host and power on the guest to access the files/folders on the drive.
  </font></li>
 </ol>
</html>
===== Keywords =====
 Hyper-V, guest VM, granular restore, Linux, Unix, partition

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