The same application published to server by two site,
one is OK, and other site show the error message, like this:

SWF DEBUG: ReturnUploadStart: Exception occurred: null
SWF DEBUG: Event: uploadError(): Upload Failed. Exception occurred: 2156
SWF DEBUG: SecurityError
SWF DEBUG: Error #2156
SWF DEBUG: null
SWF DEBUG: Event: uploadComplete : Upload cycle complete.

and in the page, the placehoader is white, no appoint image。who can tell me why?Thank you!

sorry, my English is not good!