diff --git a/ui/scripts/system.js b/ui/scripts/system.js
index 001b630f92e..7fa66c7bf61 100644
--- a/ui/scripts/system.js
+++ b/ui/scripts/system.js
@@ -6228,10 +6228,12 @@
                   array1.push("&username=" + todb(args.data.vCenterUsername));
                   array1.push("&password=" + todb(args.data.vCenterPassword));
 
+                  if (args.data.vsmipaddress) {
                     array1.push('&vsmipaddress=' + args.data.vsmipaddress);
                     array1.push('&vsmusername=' + args.data.vsmusername);
                     array1.push('&vsmpassword=' + args.data.vsmpassword);
-                  
+                  }
+
                   var hostname = args.data.vCenterHost;
                   var dcName = args.data.vCenterDatacenter;