Do you know if this reported bug in the LC SDK was corrected in LC ES 2.5?
The renderPDFForm method appends “$FS_TIMESTAMP=1236785187538” to the file description.
For more information please see: http://download.adobe.com/pub/adobe/magic/livecycle/designer82/LC_8.2.1_SP3_Localized_Readme.pdf
Thanks,
Carlos