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You are here: Ahsay Wiki » Welcome to AhsayWiki » 8082_issue » [V8] ISSUE: Fail to connect VM disk by VDDK library. Error=Unknown (VMware VDDK backup)
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public:8082_issue:fail_to_connect_vm_disk_by_vddk_library_error_unknown [2020/08/03 09:50]
yuk.cheng created 		public:8082_issue:fail_to_connect_vm_disk_by_vddk_library_error_unknown [2021/12/14 02:16] (current)
anna.olalia
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 +===== [V8] ISSUE: Fail to connect VM disk by VDDK library. Error=Unknown (VMware VDDK backup) ​ =====
 +
 +<​html>​
 + <​b>​
 +  Article ID</​b>:​
 + 8082
 + <​br/>​
 + <​b>​
 +  Reviewed</​b>:​
 + ​2021-01-28
 + <​br/>​
 + <​br/>​
 + <​b>​
 +  Product Version</​b>:​
 + <​br/>​
 + ​AhsayOBM:​ 8.3.4.0 to 8.x
 + <​br/>​
 + OS: Windows
 +</​html>​
 +===== Problem Description =====
 +<​html>​
 +When performing a VMware guest VM backup in VDDK mode on VMware vCenter / ESXi, the following error message is received in the backup report:
 + <​br/>​
 + <​table border="​0"​ cellpadding="​0"​ cellspacing="​0"​ width="​850">​
 +  <tr>
 +   <​td bgcolor="#​E8E8E8"​ style="​BORDER-LEFT:​ #C0C0C0 1px solid; BORDER-TOP: #​C0C0C0 ​ 1px solid; BORDER-BOTTOM:​ #C0C0C0 1px solid" valign="​middle">​
 +    No.
 +   </​td>​
 +   <​td bgcolor="#​E8E8E8"​ style="​BORDER-LEFT:​ #C0C0C0 1px solid; BORDER-TOP: #​C0C0C0 ​ 1px solid; BORDER-BOTTOM:​ #C0C0C0 1px solid" valign="​middle">​
 +    Type
 +   </​td>​
 +   <​td bgcolor="#​E8E8E8"​ style="​BORDER-LEFT:​ #C0C0C0 1px solid; BORDER-TOP: #​C0C0C0 ​ 1px solid; BORDER-BOTTOM:​ #C0C0C0 1px solid" valign="​middle">​
 +    Timestamp
 +   </​td>​
 +   <​td bgcolor="#​E8E8E8"​ style="​BORDER-LEFT:​ #C0C0C0 1px solid; BORDER-TOP: #C0C0C0 1px solid; BORDER-RIGHT:​ #C0C0C0 1px solid; BORDER-BOTTOM:​ #C0C0C0 1px solid" valign="​middle">​
 +    Log
 +   </​td>​
 +  </tr>
 +    ​
 +  </tr>
 +  <tr>
 +   <​td bgcolor="#​ffffff"​ style="​BORDER-LEFT:​ #C0C0C0 1px solid; BORDER-BOTTOM:​ #C0C0C0 1px solid" valign="​top">​
 +    *
 +   </​td>​
 +   <​td bgcolor="#​ffffff"​ style="​BORDER-LEFT:​ #C0C0C0 1px solid; BORDER-BOTTOM:​ #C0C0C0 1px solid" valign="​top">​
 +    info
 +   </​td>​
 +   <​td bgcolor="#​ffffff"​ style="​BORDER-LEFT:​ #C0C0C0 1px solid; BORDER-BOTTOM:​ #C0C0C0 1px solid" valign="​top">​
 +    ...
 +   </​td>​
 +   <​td bgcolor="#​ffffff"​ style="​BORDER-LEFT:​ #C0C0C0 1px solid; BORDER-RIGHT:​ #C0C0C0 1px solid; BORDER-BOTTOM:​ #C0C0C0 1px solid" valign="​middle">​
 +    ...
 +   </​td>​
 +  </tr>
 +  <tr>
 +   <​td bgcolor="#​ffffff"​ style="​BORDER-LEFT:​ #C0C0C0 1px solid; BORDER-BOTTOM:​ #C0C0C0 1px solid" valign="​top">​
 +    *
 +   </​td>​
 +   <​td bgcolor="#​ffffff"​ style="​BORDER-LEFT:​ #C0C0C0 1px solid; BORDER-BOTTOM:​ #C0C0C0 1px solid" valign="​top">​
 +    <font color=red>​
 +     erro
 +    </​font>​
 +   </​td>​
 +   <​td bgcolor="#​ffffff"​ style="​BORDER-LEFT:​ #C0C0C0 1px solid; BORDER-BOTTOM:​ #C0C0C0 1px solid" valign="​top">​
 +    <font color=red>​
 +     ​YYYY/​MM/​DD
 +     ​hh:​mm:​ss
 +    </​font>​
 +   </​td>​
 +   <​td bgcolor="#​ffffff"​ style="​BORDER-LEFT:​ #C0C0C0 1px solid; BORDER-RIGHT:​ #C0C0C0 1px solid; BORDER-BOTTOM:​ #C0C0C0 1px solid" valign="​middle">​
 +    <font color=red>​
 +     Fail to connect VM disk by VDDK library"​ error: "VDDK Mode Error Virtual Machine = "​VM/​Hard disk" Reason = 
 +     <​br>"​Fail to connect VM disk by VDDK library"​. Error=Unknown
 +    </​font>​
 +   </​td>​
 +  </tr>
 +  <tr>
 +   <​td bgcolor="#​ffffff"​ style="​BORDER-LEFT:​ #C0C0C0 1px solid; BORDER-BOTTOM:​ #C0C0C0 1px solid" valign="​top">​
 +    *
 +   </​td>​
 +   <​td bgcolor="#​ffffff"​ style="​BORDER-LEFT:​ #C0C0C0 1px solid; BORDER-BOTTOM:​ #C0C0C0 1px solid" valign="​top">​
 +    ...
 +   </​td>​
 +   <​td bgcolor="#​ffffff"​ style="​BORDER-LEFT:​ #C0C0C0 1px solid; BORDER-BOTTOM:​ #C0C0C0 1px solid" valign="​top">​
 +    ...
 +   </​td>​
 +   <​td bgcolor="#​ffffff"​ style="​BORDER-LEFT:​ #C0C0C0 1px solid; BORDER-RIGHT:​ #C0C0C0 1px solid; BORDER-BOTTOM:​ #C0C0C0 1px solid" valign="​middle">​
 +    ...
 +   </​td>​
 +  </tr>
 + </​table>​
 +</​html>​
 +
 +
 +===== Cause =====
 +<​html>​
 +This issue occurs because the VMware VDDK 7 API used in AhsayOBM version 8.3.4.0 - 8.3.6.125 are not supported by VMware vCenter / ESXi for backup in VDDK mode.
 +</​html>​
 +
 +
 ===== Resolution ===== ===== Resolution =====
 <​html>​ <​html>​
-To workaround this issue replace the current VDDK 7 API with VDDK 6 API. <a class="​postlink" ​href="​https://​download.ahsay.com/​support/​vddk6.zip">​Download ​the VDDK v6 API files from here</​a>​ +To resolve the issue, patch the AhsayOBM application to version 8.5 or above. The instructions can be found by  
-<br/>+<a target=_blank href="​http://​wiki.ahsay.com/​doku.php?​id=public:​8010_faq:​how_to_install_the_latest_patch_set_for_ahsayobm_ahsayacb">​Clicking Here</​a>​. 
 + 
 +<​br>​ 
 +<​br>​ 
 +<font color=red>​Important:​ It is highly recommended for user to upgrade the AhsayOBM application to 8.5 or above.</​font>​ 
 + 
 +<​br>​ 
 +<​br>​ 
 +Alternatively,​ to workaround this issue, replace the current VDDK 7 API with the VDDK 6 API files, ​<a href="​https://​download.ahsay.com/​support/​vddk6.zip">​Click Here</​a>​ to download ​the VDDK v6 API files. Refer to the following steps to replace the files:
 <br/> <br/>
-However, after the changes have been made. AhsayOBM v8.3.4.0 or above installation will no longer support backup of VMware vCenter/​ESXi v7 backup sets  
 <ol> <ol>
-<​li><​font color=black>​Stop the AhsayOBM ​services.</​font></​li>​+<​li><​font color=black>​Stop the AhsayOBM ​service.</​font></​li>​
 <br> <br>
 <​li><​font color=black>​Stop the AhsayOBM NFS service.</​font></​li>​ <​li><​font color=black>​Stop the AhsayOBM NFS service.</​font></​li>​
 <br> <br>
-<​li><​font color=black>​Make a copy of the current folder ​<b>%OBM_INSTALL%\bin\x64</​b>​.</​font></​li>​+<​li><​font color=black>​In Windows Explorer, make a copy of the current folder %OBM_Install_home%\bin\x64.</font></​li>​ 
 +<​br>​ 
 +<​li><​font color=black>​Open the folder %OBM_Install_home\bin\x64.</​font></​li>​ 
 +<​br>​ 
 +<​li><​font color=black>​Delete the following .dll files (13 files in total):
 <br> <br>
-<​li><​font color=black>​Using Windows Explorer open folder <​b>​%OBM_INSTALL%\bin\x64</​b>​.</​font></​li>​ 
 <br> <br>
-<​li><​font color=black>​Delete the following 13 <​b>​.dll</​b>​ files from the <​b>​%OBM_INSTALL%\bin\x64</​b>​ folder.</​font></​li>​ 
 <ul> <ul>
 <​li><​font color=black>​diskLibPlugin.dll</​font></​li>​ <​li><​font color=black>​diskLibPlugin.dll</​font></​li>​
Line 28: Line 137:
 <​li><​font color=black>​vmacore.dll</​font></​li>​ <​li><​font color=black>​vmacore.dll</​font></​li>​
 <​li><​font color=black>​vmomi.dll</​font></​li>​ <​li><​font color=black>​vmomi.dll</​font></​li>​
-<​li><​font color=black>​zlib1.dll</​font></​li></​ul>​ +<​li><​font color=black>​zlib1.dll</​font></​li>​ 
-<​li><​font color=black>​Unzip the downloaded vddk.zip file and copy the contents ​<b>%OBM_INSTALL%\bin\x64</​b> ​folder.</​font></​li>​+</ul> 
 +</​font></​li><​br>​ 
 + 
 +<​li><​font color=black>​Unzip the downloaded vddk.zip file and copy its contents ​to the %OBM_Install_home%\bin\x64 folder.</​font></​li>​
 <br> <br>
-<​li><​font color=black>​Start the AhsayOBM ​services.</​font></​li>​+<​li><​font color=black>​Restart ​the AhsayOBM ​service.</​font></​li>​
 <br> <br>
-<​li><​font color=black>​Start the AhsayOBM NFS service.</​font></​li>​+<​li><​font color=black>​Restart ​the AhsayOBM NFS service.</​font></​li>​
 <br> <br>
 </ol> </ol>
 +
 +
 +
 +Here is the list of VDDK 6 API files (17 files in total):
 +<br>
 +<br>
 +glib-2.0.dll<​br>​
 +gobject-2.0.dll<​br>​
 +gthread-2.0.dll<​br>​
 +gvmomi.dll<​br>​
 +iconv.dll<​br>​
 +intl.dll<​br>​
 +libcurl.dll<​br>​
 +libeay32.dll<​br>​
 +liblber.dll<​br>​
 +libldap.dll<​br>​
 +libldap_r.dll<​br>​
 +libxml2.dll<​br>​
 +ssleay32.dll<​br>​
 +VddkJNI.dll<​br>​
 +vixDiskLib.dll<​br>​
 +vixDiskLibVim.dll<​br>​
 +vixMntapi.dll<​br>​
 +
 +
 +
 </​html>​ </​html>​
 +
 +
  
 ===== Keywords ===== ===== Keywords =====
-VMware vCenter/​ESXi, v5.0,v5.1, VDDK backup mode, VDDK 7 API +<​html>​ 
 +VMware vCenter/​ESXi,​ VDDK, API, fail to connect, unknown 
 +</​html>​
public/8082_issue/fail_to_connect_vm_disk_by_vddk_library_error_unknown.1596419414.txt.gz · Last modified: 2020/08/03 09:50 by yuk.cheng

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