Import-PWDocuments not working as expected

#Needs 32bit verion of powershell
#This needs the PWPS_DAB module which is installed on the PWZ server. Also, please update the source code in TFS.

Set-ExecutionPolicy -ExecutionPolicy Unrestricted;
Import-Module -Name pwps_dab;

function emptyLogFile {
    $Time = Get-Date;
    "The script ran at $Time" + "`r`n"| out-file c:\ImportPDFDrawingsToPWZ\ImportPDFDrawingsToPWZ.log -Force;
}

function writeLogFile($error) {
    $error| out-file $LogFile  -Append -Force;
}

function sendEmail {
    $body = gc $LogFile;
    $smtp = New-Object Net.Mail.SmtpClient("smtp.dom.in.ads");
    $smtp.Send("email@dom.ain", "first.last@dom.ain", "Import PDF drawings to projectwise ran", $body.ToString);
}

$SecurePassword = ConvertTo-SecureString "pwadmin" -AsPlainText -Force;
New-PWLogin -DatasourceName dom-pwz-dev -UserName pwadmin -Password $SecurePassword;
$rootFolder = "\\dom.in.ads\shared\Applications, Tasks, Public\Drawings\Drawings\";
#Projectwise naming convention for disciplines is different than in drawings drive.
$DrawingTypes = ("000 - Civil", "100 - Conc", "200 - Struct", "300 - Arch", "400 - Mech", "500 - Pipes", "600 - Elect", "700 - Inst", "ISO", "P&ID"), ("CIVIL", "CONC", "STRUC", "ARCH", "MECH", "PIPES", "ELEC", "INST", "ISO", "P&ID");
#$DrawingTypes="P&ID";
$LogFile = "c:\ImportPDFDrawingsToPWZ\ImportPDFDrawingsToPWZ.log";

emptyLogFile;
for ($i = 0; $i -lt $DrawingTypes.Length; $i++) {
    $DTFolder = $rootFolder + $DrawingTypes[1][$i];
    $UnitFolders = Get-ChildItem -Directory -Name $DTFolder;
   
    foreach ($Unit in $UnitFolders) {          
        $drw = $DTFolder + "\" + $Unit;
        $pwz = "Drawings\" + $Unit + "\" + $DrawingTypes[0][$i] + "\";
        try {
            Import-PWDocuments -InputFolder $drw -ProjectWiseFolder $pwz -ExtensionsOfInterest ".pdf" -ErrorAction Stop ;
        }
        catch {
            $ErrorMessage = $_.Exception.Message;
            writeLogFile $ErrorMessage"`r`n";
            
        }
       
    }
  


}
sendEmail;



 

The above script used to work fine. Now, instead of import pdf files, it tries to recreate the entire path in ProjectWise. Has anyone else experienced this issue?