Make sure prefilters have been called and transport has been selected before sending...

diff --git a/src/ajax.js b/src/ajax.js
index 207ef13..e910aa5 100644 (file)
--- a/src/ajax.js
+++ b/src/ajax.js
@@ -532,14 +532,14 @@ jQuery.extend({
                        s.data = jQuery.param( s.data , s.traditional );
                }
 
+               // Get transport
+               transport = jQuery.ajax.prefilter( s ).transport( s );
+
                // Watch for a new set of requests
                if ( s.global && jQuery.active++ === 0 ) {
                        jQuery.event.trigger( "ajaxStart" );
                }
 
-               // Get transport
-               transport = jQuery.ajax.prefilter( s ).transport( s );
-
                // If no transport, we auto-abort
                if ( ! transport ) {