jQuery.clone() check that destination child nodes are not null. Fixes #9587

1 files changed, 5 insertions, 2 deletions

diff --git a/src/manipulation.js b/src/manipulation.js
index 439b9596b..2f41feb9a 100644
--- a/src/manipulation.js
+++ b/src/manipulation.js
@@ -564,7 +564,10 @@ jQuery.extend({
 			// with an element if you are cloning the body and one of the
 			// elements on the page has a name or id of "length"
 			for ( i = 0; srcElements[i]; ++i ) {
-				cloneFixAttributes( srcElements[i], destElements[i] );
+				// Ensure that the destination node is not null; Fixes #9587
+				if ( destElements[i] ) {
+					cloneFixAttributes( srcElements[i], destElements[i] );
+				}
 			}
 		}
 
@@ -762,4 +765,4 @@ function evalScript( i, elem ) {
 	}
 }
 
-})( jQuery );
\ No newline at end of file
+})( jQuery );