diff --git a/xCAT-server/lib/xcat/plugins/anaconda.pm b/xCAT-server/lib/xcat/plugins/anaconda.pm
index 5b780080e..00cacd4b2 100644
--- a/xCAT-server/lib/xcat/plugins/anaconda.pm
+++ b/xCAT-server/lib/xcat/plugins/anaconda.pm
@@ -335,9 +335,15 @@ sub mknetboot
             $cfgpart         = $ph->{'cfgpart'};
         }
         else {
-            # This is deprecated mode to define node's provmethod, not supported now.
-            xCAT::MsgUtils->report_node_error($callback, $node, "OS image name must be specified in nodetype.provmethod");
-            next; 
+            my @ents = xCAT::TableUtils->get_site_attribute("disablenodesetwarning");
+            my $site_ent = $ents[0];
+            if (!defined($site_ent) || ($site_ent =~ /no/i) || ($site_ent =~ /0/))
+            {
+                if (!defined($::DISABLENODESETWARNING)) {    # set by AAsn.pm
+                    xCAT::MsgUtils->report_node_error($callback, $node, "OS image name must be specified in nodetype.provmethod");
+                    next;
+		}
+            }
 
             $osver      = $ent->{os};
             $arch       = $ent->{arch};
@@ -1064,9 +1070,16 @@ sub mkinstall
             xCAT::MsgUtils->trace($verbose_on_off, "d", "anaconda->mkinstall: imagename=$imagename pkgdir=$pkgdir pkglistfile=$pkglistfile tmplfile=$tmplfile partfile=$partfile");
         }
         else {
-            # Not support the depreate mode now.
-            xCAT::MsgUtils->report_node_error($callback, $node, "OS image name must be specified in nodetype.provmethod");
-            next; 
+            my @ents = xCAT::TableUtils->get_site_attribute("disablenodesetwarning");
+            my $site_ent = $ents[0];
+            if (!defined($site_ent) || ($site_ent =~ /no/i) || ($site_ent =~ /0/))
+            {
+                if (!defined($::DISABLENODESETWARNING)) {    # set by AAsn.pm
+                    xCAT::MsgUtils->report_node_error($callback, $node, "OS image name must be specified in nodetype.provmethod");
+                    next;
+		}
+            }
+
 
             $os       = $ent->{os};
             $arch     = $ent->{arch};
diff --git a/xCAT-server/lib/xcat/plugins/sles.pm b/xCAT-server/lib/xcat/plugins/sles.pm
index fe288bd0f..b9ce11f56 100644
--- a/xCAT-server/lib/xcat/plugins/sles.pm
+++ b/xCAT-server/lib/xcat/plugins/sles.pm
@@ -203,8 +203,15 @@ sub mknetboot
             }
         } else {
             # This is deprecated mode to define node's provmethod, not supported now.
-            xCAT::MsgUtils->report_node_error($callback, $node, "OS image name must be specified in nodetype.provmethod");
-            next;
+            my @ents = xCAT::TableUtils->get_site_attribute("disablenodesetwarning");
+            my $site_ent = $ents[0];
+            if (!defined($site_ent) || ($site_ent =~ /no/i) || ($site_ent =~ /0/))
+            {
+                if (!defined($::DISABLENODESETWARNING)) {    # set by AAsn.pm
+                    xCAT::MsgUtils->report_node_error($callback, $node, "OS image name must be specified in nodetype.provmethod");
+                    next;
+		}
+            }
 
             $osver   = $ent->{os};
             $arch    = $ent->{arch};
@@ -849,10 +856,15 @@ sub mkinstall
             xCAT::MsgUtils->trace($verbose_on_off, "d", "sles->mkinstall: imagename=$imagename pkgdir=$pkgdir pkglistfile=$pkglistfile tmplfile=$tmplfile partfile=$partfile");
         }
         else {
-            # This is deprecated mode to define node's provmethod, not supported now.
-            xCAT::MsgUtils->report_node_error($callback, $node, "OS image name must be specified in nodetype.provmethod");
-            next;
-
+            my @ents = xCAT::TableUtils->get_site_attribute("disablenodesetwarning");
+            my $site_ent = $ents[0];
+            if (!defined($site_ent) || ($site_ent =~ /no/i) || ($site_ent =~ /0/))
+            {
+                if (!defined($::DISABLENODESETWARNING)) {    # set by AAsn.pm
+                    xCAT::MsgUtils->report_node_error($callback, $node, "OS image name must be specified in nodetype.provmethod");
+                    next;
+		}
+            }
             $os      = $ent->{os};
             $arch    = $ent->{arch};
             $profile = $ent->{profile};