diff --git a/src/widget/year/card.year.js b/src/widget/year/card.year.js
index bc3fe6a58..b747d104b 100644
--- a/src/widget/year/card.year.js
+++ b/src/widget/year/card.year.js
@@ -103,9 +103,9 @@ BI.StaticYearCard = BI.inherit(BI.Widget, {
 
             afterCardShow: function () {
                 this.setValue(self.selectedYear);
-                var calendar = this.getSelectedCard();
-                self.backBtn.setEnable(!calendar.isFrontYear());
-                self.preBtn.setEnable(!calendar.isFinalYear());
+                // var calendar = this.getSelectedCard();
+                // self.backBtn.setEnable(!calendar.isFrontYear());
+                // self.preBtn.setEnable(!calendar.isFinalYear());
             }
         });
 
diff --git a/src/widget/yearquarter/trigger.yearquarter.js b/src/widget/yearquarter/trigger.yearquarter.js
index b6abb201f..cdebb770d 100644
--- a/src/widget/yearquarter/trigger.yearquarter.js
+++ b/src/widget/yearquarter/trigger.yearquarter.js
@@ -67,7 +67,9 @@ BI.DynamicYearQuarterTrigger = BI.inherit(BI.Trigger, {
                 if(isYear) {
                     return v === "" || (BI.isPositiveInteger(v) && !BI.checkDateVoid(v, parseInt(v, 10) === BI.parseDateTime(o.min, "%Y-%X-%d").getFullYear() ? BI.parseDateTime(o.min, "%Y-%X-%d").getMonth() + 1 : 1, 1, o.min, o.max)[0]);
                 }
-                return v === "" || ((BI.isPositiveInteger(v) && v >= 1 && v <= 4) && !BI.checkDateVoid(self.yearEditor.getValue(), (v - 1) * 3 + 1, 1, o.min, o.max)[0]);
+                var year = self.yearEditor.getValue();
+
+                return v === "" || ((BI.isPositiveInteger(v) && v >= 1 && v <= 4) && (BI.isEmptyString(year) ? true : !BI.checkDateVoid(self.yearEditor.getValue(), (v - 1) * 3 + 1, 1, o.min, o.max)[0]));
             },
             quitChecker: function () {
                 return false;