Resolving the Get 404 Not Found problem caused by uploadify upload control loading

Today in the project sent to Uploadify upload,

Found that there will be more than one request to open the page, because the route does not set this, resulting in a 404 error, can search to find the following workaround

The Uploadify v3 bug. Unecessary request when there was no button_image_url set. "Found a way out.

Modify in the original file

Put the following code:

This.  Settings.  =swfupload.  Completeurl(this.  Settings.  Button_image_url);             

Modified to read as follows:

if  (this. Settings. Button_image_url !=  ")  { this.. Button_image_url = swfupload. (this. Settings. Button_image_url}             /span>                

Fix the Get 404 Not Found problem caused by uploadify upload control loading