* Fix bug #32559.

module/execution/js/common.js

@@ -308,10 +308,10 @@ function hidePlanBox(attribute)
     else
     {
         $('.productsBox .planBox').removeClass('hide');
-        $('.productsBox .planBox select').attr('disabled', '');
+        $('.productsBox .planBox select').removeAttr('disabled');
         $('#productTitle').text(manageProductPlanLang);
 
         $('#plansBox').closest('tr').removeClass('hide');
-        $('#plansBox').attr('disabled', '');
+        $('#plansBox').removeAttr('disabled');
     }
 }

module/execution/js/edit.js

@@ -117,7 +117,13 @@ $(function()
 
     if(isWaterfall)
     {
-        hidePlanBox(executionAttr);
+        $('#attribute').change(function()
+        {
+            var attribute = $(this).val();
+            hidePlanBox(attribute);
+        })
+
+        $('#attribute').change();
     }
 })
 var lastProjectID = $("#project").val();