diff --git a/web/pgadmin/browser/server_groups/servers/static/js/variable.js b/web/pgadmin/browser/server_groups/servers/static/js/variable.js
index 74fb3961e..660b65d9f 100644
--- a/web/pgadmin/browser/server_groups/servers/static/js/variable.js
+++ b/web/pgadmin/browser/server_groups/servers/static/js/variable.js
@@ -342,43 +342,43 @@
 
     generateHeader: function(data) {
       var header = [
-        "<div class='subnode-header-form'>",
-        " <div class='container-fluid'>",
-        "  <div class='row'>",
-        "   <div class='col-md-4'>",
-        "    <label class='control-label'><%-variable_label%></label>",
-        "   </div>",
-        "   <div class='col-md-4' header='name'></div>",
-        "   <div class='col-md-4'>",
-        "     <button class='btn-sm btn-default add' <%=canAdd ? \"\" : \"disabled\"%>><%-add_label%></buttton>",
-        "   </div>",
-        "  </div>"];
+        '<div class="subnode-header-form">',
+        ' <div class="container-fluid">',
+        '  <div class="row">',
+        '   <div class="col-md-4">',
+        '    <label class="control-label"><%-variable_label%></label>',
+        '   </div>',
+        '   <div class="col-md-4" header="name"></div>',
+        '   <div class="col-md-4">',
+        '     <button class="btn-sm btn-default add" <%=canAdd ? "" : "disabled=\'disabled\'"%> ><%-add_label%></buttton>',
+        '   </div>',
+        '  </div>'];
 
       if(this.hasDatabase) {
         header.push([
-          "  <div class='row'>",
-          "   <div class='col-md-4'>",
-          "    <label class='control-label'><%-database_label%></label>",
-          "   </div>",
-          "   <div class='col-md-4' header='database'></div>",
-          "  </div>"].join("\n")
+          '  <div class="row">',
+          '   <div class="col-md-4">',
+          '    <label class="control-label"><%-database_label%></label>',
+          '   </div>',
+          '   <div class="col-md-4" header="database"></div>',
+          '  </div>'].join("\n")
           );
       }
 
       if (this.hasRole) {
         header.push([
-          "  <div class='row'>",
-          "   <div class='col-md-4'>",
-          "    <label class='control-label'>>%-role_label%></label>",
-          "   </div>",
-          "   <div class='col-md-4' header='role'></div>",
-          "  </div>"].join("\n")
+          '  <div class="row">',
+          '   <div class="col-md-4">',
+          '    <label class="control-label"><%-role_label%></label>',
+          '   </div>',
+          '   <div class="col-md-4" header="role"></div>',
+          '  </div>'].join("\n")
           );
       }
 
       header.push([
-          " </div>",
-          "</div>"].join("\n"));
+          ' </div>',
+          '</div>'].join("\n"));
 
       // TODO:: Do the i18n
       _.extend(data, {
diff --git a/web/pgadmin/browser/static/js/node.ui.js b/web/pgadmin/browser/static/js/node.ui.js
index 7b43a5296..7642a47da 100644
--- a/web/pgadmin/browser/static/js/node.ui.js
+++ b/web/pgadmin/browser/static/js/node.ui.js
@@ -93,7 +93,7 @@ function($, _, pgAdmin, Backbone, Backform, Alertify, Node) {
          */
         var data = cache_node.cache(url, node_info, cache_level);
 
-        if (this.field.get('ver_in_limit') &&
+        if (this.field.get('version_compitible') &&
             (_.isUndefined(data) || _.isNull(data))) {
           m.trigger('pgadmin:view:fetching', m, self.field);
           $.ajax({
diff --git a/web/pgadmin/static/js/backform.pgadmin.js b/web/pgadmin/static/js/backform.pgadmin.js
index 41953006b..42aaa5574 100644
--- a/web/pgadmin/static/js/backform.pgadmin.js
+++ b/web/pgadmin/static/js/backform.pgadmin.js
@@ -238,6 +238,16 @@
     }
   });
 
+  /*
+   * Override the input control events in order to reslove the issue related to
+   * not updating the value sometimes in the input control.
+   */
+  Backform.InputControl.prototype.events = {
+    "change input": "onChange",
+    "blur input": "onChange",
+    "focus input": "clearInvalid"
+  };
+
   /*
    * Overriding the render function of the select control to allow us to use
    * options as function, which should return array in the format of
@@ -774,7 +784,7 @@
       var gridHeader = _.template([
           '<div class="subnode-header">',
           '  <label class="control-label col-sm-4"><%-label%></label>',
-          '  <button class="btn-sm btn-default add" <%= canAdd ? "" : "disabled"%>><%-add_label%></buttton>',
+          '  <button class="btn-sm btn-default add" <%=canAdd ? "" : "disabled=\'disabled\'"%>><%-add_label%></buttton>',
           '</div>'].join("\n")),
         gridBody = $('<div class="pgadmin-control-group backgrid form-group col-xs-12 object subnode-body"></div>').append(
             gridHeader(data)