diff options
| -rw-r--r-- | src/deferred.js | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/src/deferred.js b/src/deferred.js index f0d7c08c5..90f9c8089 100644 --- a/src/deferred.js +++ b/src/deferred.js @@ -144,7 +144,10 @@ jQuery.extend({ return function( value ) { args[ i ] = arguments.length > 1 ? sliceDeferred.call( arguments, 0 ) : value; if ( !( --count ) ) { - deferred.resolveWith( deferred, args ); + // Strange bug in FF4: + // Values changed onto the arguments object sometimes end up as undefined values + // outside the $.when method. Cloning the object into a fresh array solves the issue + deferred.resolveWith( deferred, sliceDeferred.call( args, 0 ) ); } }; } |