<div dir="ltr">Hey all,<div>Im trying to upgrade my ovirt installation,<br>CentOS 7.2 fully updated<br><br></div><div><span style="font-size:12.8px">engine version: </span><span style="color:rgb(0,0,0);font-family:&quot;arial unicode ms&quot;,arial,sans-serif;text-align:-webkit-center">oVirt Engine Version: 3.6.7.5-1.el7.centos</span></div><div><span style="color:rgb(0,0,0);font-family:&quot;arial unicode ms&quot;,arial,sans-serif;text-align:-webkit-center"><br></span></div><div><span style="color:rgb(0,0,0);font-family:&quot;arial unicode ms&quot;,arial,sans-serif;text-align:-webkit-center">hosts version:</span></div><div><div class="gmail-row" style="box-sizing:border-box;color:rgb(0,0,0);font-family:&quot;arial unicode ms&quot;,arial,sans-serif"><div class="gmail-col-md-12" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:1681px"><div class="gmail-row" style="box-sizing:border-box"><div class="gmail-col-md-2" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:280.156px"><div class="gmail-GDOL3HYCBND" id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row0_label" style="box-sizing:border-box;font-family:arial,sans-serif">OS Version:</div></div><div class="gmail-col-md-10" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:1400.83px"><span id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row0_value" class="gmail-GDOL3HYCCND" style="box-sizing:border-box;color:rgb(119,119,119);font-family:arial,sans-serif">RHEL - 7 - 2.1511.el7.centos.2.10</span></div></div></div></div><div class="gmail-row" style="box-sizing:border-box;color:rgb(0,0,0);font-family:&quot;arial unicode ms&quot;,arial,sans-serif"><div class="gmail-col-md-12" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:1681px"><div class="gmail-row" style="box-sizing:border-box"><div class="gmail-col-md-2" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:280.156px"><div class="gmail-GDOL3HYCBND" id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row1_label" style="box-sizing:border-box;font-family:arial,sans-serif">Kernel Version:</div></div><div class="gmail-col-md-10" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:1400.83px"><span id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row1_value" class="gmail-GDOL3HYCCND" style="box-sizing:border-box;color:rgb(119,119,119);font-family:arial,sans-serif">3.10.0 - 327.36.1.el7.x86_64</span></div></div></div></div><div class="gmail-row" style="box-sizing:border-box;color:rgb(0,0,0);font-family:&quot;arial unicode ms&quot;,arial,sans-serif"><div class="gmail-col-md-12" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:1681px"><div class="gmail-row" style="box-sizing:border-box"><div class="gmail-col-md-2" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:280.156px"><div class="gmail-GDOL3HYCBND" id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row2_label" style="box-sizing:border-box;font-family:arial,sans-serif">KVM Version:</div></div><div class="gmail-col-md-10" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:1400.83px"><span id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row2_value" class="gmail-GDOL3HYCCND" style="box-sizing:border-box;color:rgb(119,119,119);font-family:arial,sans-serif">2.3.0 - 31.el7_2.10.1</span></div></div></div></div><div class="gmail-row" style="box-sizing:border-box;color:rgb(0,0,0);font-family:&quot;arial unicode ms&quot;,arial,sans-serif"><div class="gmail-col-md-12" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:1681px"><div class="gmail-row" style="box-sizing:border-box"><div class="gmail-col-md-2" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:280.156px"><div class="gmail-GDOL3HYCBND" id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row3_label" style="box-sizing:border-box;font-family:arial,sans-serif">LIBVIRT Version:</div></div><div class="gmail-col-md-10" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:1400.83px"><span id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row3_value" class="gmail-GDOL3HYCCND" style="box-sizing:border-box;color:rgb(119,119,119);font-family:arial,sans-serif">libvirt-1.2.17-13.el7_2.5</span></div></div></div></div><div class="gmail-row" style="box-sizing:border-box;color:rgb(0,0,0);font-family:&quot;arial unicode ms&quot;,arial,sans-serif"><div class="gmail-col-md-12" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:1681px"><div class="gmail-row" style="box-sizing:border-box"><div class="gmail-col-md-2" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:280.156px"><div class="gmail-GDOL3HYCBND" id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row4_label" style="box-sizing:border-box;font-family:arial,sans-serif">VDSM Version:</div></div><div class="gmail-col-md-10" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:1400.83px"><span id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row4_value" class="gmail-GDOL3HYCCND" style="box-sizing:border-box;color:rgb(119,119,119);font-family:arial,sans-serif">vdsm-4.17.32-1.el7</span></div></div></div></div><div class="gmail-row" style="box-sizing:border-box;color:rgb(0,0,0);font-family:&quot;arial unicode ms&quot;,arial,sans-serif"><div class="gmail-col-md-12" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:1681px"><div class="gmail-row" style="box-sizing:border-box"><div class="gmail-col-md-2" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:280.156px"><div class="gmail-GDOL3HYCBND" id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row5_label" style="box-sizing:border-box;font-family:arial,sans-serif">SPICE Version:</div></div><div class="gmail-col-md-10" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:1400.83px"><span id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row5_value" class="gmail-GDOL3HYCCND" style="box-sizing:border-box;color:rgb(119,119,119);font-family:arial,sans-serif">0.12.4 - 15.el7_2.2</span></div></div></div></div><div class="gmail-row" style="box-sizing:border-box;color:rgb(0,0,0);font-family:&quot;arial unicode ms&quot;,arial,sans-serif"><div class="gmail-col-md-12" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:1681px"><div class="gmail-row" style="box-sizing:border-box"><div class="gmail-col-md-2" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:280.156px"><div class="gmail-GDOL3HYCBND" id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row6_label" style="box-sizing:border-box;font-family:arial,sans-serif">GlusterFS Version:</div></div><div class="gmail-col-md-10" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:1400.83px"><span id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row6_value" class="gmail-GDOL3HYCCND" style="box-sizing:border-box;color:rgb(119,119,119);font-family:arial,sans-serif">[N/A]</span></div></div></div></div><div class="gmail-row" style="box-sizing:border-box;color:rgb(0,0,0);font-family:&quot;arial unicode ms&quot;,arial,sans-serif"><div class="gmail-col-md-12" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:1681px"><div class="gmail-row" style="box-sizing:border-box"><div class="gmail-col-md-2" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:280.156px"><div class="gmail-GDOL3HYCBND" id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row7_label" style="box-sizing:border-box;font-family:arial,sans-serif">CEPH Version:</div><div class="gmail-GDOL3HYCBND" id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row7_label" style="box-sizing:border-box;font-family:arial,sans-serif"><br></div><div class="gmail-GDOL3HYCBND" id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row7_label" style="box-sizing:border-box;font-family:arial,sans-serif"><br></div></div></div></div></div><div class="gmail-row" style="box-sizing:border-box;color:rgb(0,0,0);font-family:&quot;arial unicode ms&quot;,arial,sans-serif"><div class="gmail-col-md-12" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:1681px"><div class="gmail-row" style="box-sizing:border-box"><div class="gmail-col-md-2" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:280.156px"><div class="gmail-GDOL3HYCBND" id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row7_label" style="box-sizing:border-box;font-family:arial,sans-serif">got the following error after deploying the backup tar (following this guide <a href="http://www.ovirt.org/documentation/migration-engine-3.6-to-4.0/">http://www.ovirt.org/documentation/migration-engine-3.6-to-4.0/</a>)</div></div></div></div></div><div class="gmail-row" style="box-sizing:border-box"><div class="gmail-col-md-12" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:1681px"><div class="gmail-row" style="box-sizing:border-box"><div class="gmail-col-md-2" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:280.156px"><div class="gmail-GDOL3HYCBND" id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row7_label" style="color:rgb(0,0,0);font-family:arial,sans-serif;box-sizing:border-box"><br></div><div class="gmail-GDOL3HYCBND" id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row7_label" style="box-sizing:border-box"><font color="#000000">Failed to execute stage &#39;Setup validation&#39;: Trying to upgrade from unsupported versions: 3.5</font><br></div><div class="gmail-GDOL3HYCBND" id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row7_label" style="box-sizing:border-box"><font color="#000000"><br></font></div></div></div></div></div><div class="gmail-row" style="box-sizing:border-box"><div class="gmail-col-md-12" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:1681px"><div class="gmail-row" style="box-sizing:border-box"><div class="gmail-col-md-2" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:280.156px"><div class="gmail-GDOL3HYCBND" id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row7_label" style="box-sizing:border-box"><font color="#000000">attaching the engine-setup answer and log</font></div><div class="gmail-GDOL3HYCBND" id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row7_label" style="box-sizing:border-box"><font color="#000000"><br></font></div></div></div></div></div><div class="gmail-row" style="box-sizing:border-box"><div class="gmail-col-md-12" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:1681px"><div class="gmail-row" style="box-sizing:border-box"><div class="gmail-col-md-2" style="box-sizing:border-box;min-height:1px;padding-left:20px;padding-right:20px;float:left;width:280.156px"><div class="gmail-GDOL3HYCBND" id="gmail-SubTabHostGeneralSoftwareView_formPanel_col0_row7_label" style="box-sizing:border-box"><font color="#000000">Thanks,</font></div></div></div></div></div><div class="gmail-row" style="box-sizing:border-box;color:rgb(0,0,0);font-family:&quot;arial unicode ms&quot;,arial,sans-serif"><br></div></div><div style="box-sizing:border-box;color:rgb(0,0,0);font-family:&quot;arial unicode ms&quot;,arial,sans-serif;text-align:-webkit-center"><div class="gmail-gwt-Label gmail-GDOL3HYCN2D" style="box-sizing:border-box;font-family:arial,sans-serif;font-weight:bold"></div></div></div>