You need to ADD the following parameter in the Eclipse FlexPMD preferences, under "Java command line":
(replace the path above to point to your TEMP directory)
Thanks to Catalin Buzolu for this workaround.
I'm Sorry my english, i'm Brazilian and can solve this problem following this step:
change your workspace from "C:\Users\xxxxx\Adobe Flash Player" To any folder out from folder Users.
I don't know because work, but work.
Again I'm sorry my english and hope who this help you.