only refresh certain propagated inherited attributes on being dropped

history.txt

@@ -3531,7 +3531,8 @@ Fixes:
 170712
 ------
 * Blocks: fixed #1800. Thanks, Ken, for the bug report!
-* Objects, Threads: “new clone of ...” primitive, made TELL, ASK primitives official 
+* Objects, Threads: “new clone of ...” primitive, made TELL, ASK primitives official
+* Objects: only refresh certain propagated inherited attributes on being dropped
 
 
 

objects.js

@@ -4086,7 +4086,10 @@ SpriteMorph.prototype.justDropped = function () {
     }
     if (this.exemplar) {
         this.inheritedAttributes.forEach(function (att) {
-            myself.refreshInheritedAttribute(att);
+            if (contains(['direction', 'size', 'costume #'], att)) {
+                // only refresh certain propagated attributes
+                myself.refreshInheritedAttribute(att);
+            }
         });
     }
     this.restoreLayers();