Fixed #710

history.txt

@@ -2426,3 +2426,7 @@ ______
 * GUI: Fix Zoom Dialog’s sample background in “flat” design
 * Updated Korean and Catalan translations, thanks, Yunjae Jang and Bernat Romagosa!
 * Objects: Fix speech bubbles of dragged nested sprites
+
+150128
+------
+* Objects: Fixed #710

objects.js

@@ -125,7 +125,7 @@ PrototypeHatBlockMorph*/
 
 // Global stuff ////////////////////////////////////////////////////////
 
-modules.objects = '2015-January-21';
+modules.objects = '2015-January-28';
 
 var SpriteMorph;
 var StageMorph;
@@ -2758,7 +2758,7 @@ SpriteMorph.prototype.setColor = function (aColor) {
     var x = this.xPosition(),
         y = this.yPosition();
     if (!this.color.eq(aColor)) {
-        this.color = aColor;
+        this.color = aColor.copy();
         this.drawNew();
         this.gotoXY(x, y);
     }