2750770 - Error during SAP Portal Drive 6.0 installation

The following error can be seen during SAP Portal Drive 6.0 installation in SapSetupErrors_....xml file:

<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="SapSetupError.xsl"?>
<SapSetup Context="ErrorLog">
  <ErrorList>
    <Error>
      <Description>Fatal error during installation. <p/> </Description>
      <ErrorCode>0x80070643</ErrorCode>
      <Dest>Dokan Library 1.0.0.5000 (x64)</Dest>
      <Source>Dokan Library 1.0.0.5000 (x64)</Source>
      <State>Install</State>
      <Type>Msi</Type>
    </Error>
    <Error>
      <Description>Component SAP PDRV Dokan x64 is in error. It has not been successfully installed.<p/></Description>
      <ErrorCode>0x80004005</ErrorCode>
      <Dest/>
      <Source>{14FDC0A6-FD40-42C2-83D8-5E4925091C0B}</Source>
      <State>Install</State>
      <Type>Component</Type>
    </Error>
  </ErrorList>
</SapSetup>

• SAP NetWeaver
• SAP Composition Environment
• SAP Portal Drive 6.0

patch 1, PD, , KBA , EP-KM-PDR , Portal Drive (WebDAV Client) , Problem