diff --git a/xCAT-server/lib/xcat/plugins/kvm.pm b/xCAT-server/lib/xcat/plugins/kvm.pm
index 48dc8b634..de8ff6273 100755
--- a/xCAT-server/lib/xcat/plugins/kvm.pm
+++ b/xCAT-server/lib/xcat/plugins/kvm.pm
@@ -3153,7 +3153,12 @@ sub power {
                 $allnodestatus{$node} = $::STATUS_POWERING_ON;
             }
         } elsif (not $dom->is_active()) {
-            $dom->create();
+            eval{
+                $dom->create();
+            };
+            if($@){
+                return (1, "Error: $@");
+            }
             $allnodestatus{$node} = $::STATUS_POWERING_ON;
         } else {
             $retstring .= "$status_noop";
@@ -3163,7 +3168,12 @@ sub power {
             my $newxml = $dom->get_xml_description();
             $updatetable->{kvm_nodedata}->{$node}->{xml} = $newxml;
             if ($dom->is_active()) {
-                $dom->destroy();
+                eval{
+                    $dom->destroy();
+                };
+                if($@){
+                    return (1, "Error: $@");
+                }               
                 $allnodestatus{$node} = $::STATUS_POWERING_OFF;
             }
             undef $dom;
@@ -3185,7 +3195,10 @@ sub power {
             if ($newxml) {    #need to destroy and repower..
                 $updatetable->{kvm_nodedata}->{$node}->{xml} = $newxml;
                 my $persist = $dom->is_persistent();
-                $dom->destroy();
+                eval {$dom->destroy();};
+                if($@){
+                    return (1, "Error: $@");
+                }
                 $allnodestatus{$node} = $::STATUS_POWERING_OFF;
                 if ($persist) { $dom->undefine(); }
                 undef $dom;
@@ -4176,7 +4189,9 @@ sub dohyp {
                 $desc =~ s/^\s+//;
                 $desc =~ s/\s+$//;
                 if ($desc) {
-                    $output{node}->[0]->{data}->[0]->{desc}->[0] = $desc;
+                    if($rc == 0){
+                        $output{node}->[0]->{data}->[0]->{desc}->[0] = $desc;
+                    }
                 }
             }
             $text =~ s/^\s+//;
@@ -4186,7 +4201,7 @@ sub dohyp {
             if ($rc == 0) {
                 $output{node}->[0]->{data}->[0]->{contents}->[0] = $text;
             } else {
-                $output{node}->[0]->{error} = $text;
+                $output{node}->[0]->{error}->[0] = $text;
             }
 
             if ($command eq 'rpower') {