I received an After Effects error while exporting a SWF file

Hi,
I received an After Effects error while exporting a SWF file.
I think that feature of Is Adobe After Effects SWF Export has been crashed.
Have a look at the error message below.
Is there any remedy for the issue?
Please help.
Thanks in advance.

After Effects error; deleting file “AE-swf3583644.jpg”- file is busy (delete) (-47).
