DFP 2.1 still broken


I deleted the winfilecacheXXX.dat file and that corrected the DataAssist error but the file upload is still not working.
Here is my code:
<?php
// WA_UploadResult1 Params Start
$WA_UploadResult1_Params = array();
// WA_UploadResult1_1 Start
$WA_UploadResult1_Params["WA_UploadResult1_1"] = array(
'UploadFolder' => "../prodimages/",
'FileName' => "[FileName]",
'DefaultFileName' => "../images/spacer.gif",
'ResizeType' => "2",
'ResizeWidth' => "650",
'ResizeHeight' => "0",
'ResizeFillColor' => "#FFFFFF" );
// WA_UploadResult1_1 End
// WA_UploadResult1_2 Start
$WA_UploadResult1_Params["WA_UploadResult1_2"] = array(
'UploadFolder' => "../prodimages/",
'FileName' => "[FileName]_thumb",
'DefaultFileName' => "../images/spacer.gif",
'ResizeType' => "2",
'ResizeWidth' => "200",
'ResizeHeight' => "0",
'ResizeFillColor' => "#FFFFFF" );
// WA_UploadResult1_2 End
// WA_UploadResult1 Params End
?>
<?php
WA_DFP_SetupUploadStatusStruct("WA_UploadResult1");
if(isset($_POST["Insert_x"])){
WA_DFP_UploadFiles("WA_UploadResult1", "ensembleImage", "2", "[NewFileName]_[Increment]", "true", $WA_UploadResult1_Params);
}
?>