[BugFix:   refine the error message
@@ -8408,7 +8408,7 @@ No\ hosts\ found\ within\ cluster\:\ %s = No hosts found within cluster: {0}
# at: src/main/java/org/zstack/vmware/VCenterApiInterceptor.java:139
# args: phyinf
-vSwitch/dvSwitch\ not\ found\:\ %s = vSwitch/dvSwitch not found: {0}
+vSwitch/dvSwitch\ not\ found\:\ %s = vSwitch/dvSwitch not found: {0}, or vSwitch: {1} on different ESX host doesn't has same portgroup
# at: src/main/java/org/zstack/vmware/VCenterApiInterceptor.java:153
# args: l2uuid,vcvo.getUuid(),clusterUuid
