Could not rename...

System

I occasionally see such log entries for our OpenDeploy configuration. Seems like some sort of permission issue but I cannot trace what exactly is going on and why. Did anyone else have such a problem? Thank you.
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(3) id=0 server: directive[get .\rapor\EMD-TemelAnalizi.pdf]
id=0 server: Receiving item(.\rapor\EMD-TemelAnalizi.pdf)
(3) id=0 server: dir for tempfile [d:\websphere\ihs\htdocs\rapor]
(3) id=0 server: -- Processing file(d:\websphere\ihs\htdocs\rapor\EMD-TemelAnalizi.pdf)
(3) id=0 server: file created[d:\websphere\ihs\htdocs\rapor\EMD-TemelAnalizi.pdf.iwtmp]
ERROR: Could not rename (d:\websphere\ihs\htdocs\rapor\EMD-TemelAnalizi.pdf.iwtmp) to (D:\websphere\ihs\htdocs\rapor\EMD-TemelAnalizi.pdf)
ERROR: Could not get file data(.\rapor\EMD-TemelAnalizi.pdf) from socket.
(3) id=0 server: directive[reason src-is-newer]