Added reg as instructed, however no file is generated while running as a service (Logged in as Adminstrator), which is when the problem occurs. However, if it helps, heres the result running as a normal application. Also below is a second log from when the service is running but WordPad is default app instead of word
"[20.10.2012 17:09:46]-------------------- = --------------------
[20.10.2012 17:09:46]DLL-FileVersion=0.2.1.0
[20.10.2012 17:09:46]Modul-GetOsInfo=Start
[20.10.2012 17:09:46]GetVersionEx=True
[20.10.2012 17:09:46]BuildNumber=7600
[20.10.2012 17:09:46]MajorVersion=6
[20.10.2012 17:09:46]MinorVersion=1
[20.10.2012 17:09:46]PlatformId=2
[20.10.2012 17:09:46]CSDVersion=
[20.10.2012 17:09:46]ProductType=3
[20.10.2012 17:09:46]ServicePackMajor=0
[20.10.2012 17:09:46]ServicePackMinor=0
[20.10.2012 17:09:46]SuiteMask=272
[20.10.2012 17:09:46]Modul-GetOsInfo=End (Void)
[20.10.2012 17:09:46]Modul-PdfStartDocPort=Start
[20.10.2012 17:09:46]Modul-GetJobInfo=Start
[20.10.2012 17:09:46]OpenPrinter=True
[20.10.2012 17:09:46]pjob->pMachineName=\\WIN-4EDP8LB6B78
[20.10.2012 17:09:46]pjob->pUserName=Administrator
[20.10.2012 17:09:46]Modul-GetJobInfo=End (True)
[20.10.2012 17:09:46]PrinterName=PDFCreator
[20.10.2012 17:09:46]JobId=3
[20.10.2012 17:09:46]ComputerName=\\WIN-4EDP8LB6B78
[20.10.2012 17:09:46]UserName=Administrator
[20.10.2012 17:09:46]Modul-GetSessionData=Start
[20.10.2012 17:09:46]OpenThreadToken=successful
[20.10.2012 17:09:46]DuplicateTokenEx=successful
[20.10.2012 17:09:46]SessionId=1
[20.10.2012 17:09:46]WTSEnumerateSessions=successful
[20.10.2012 17:09:46]Session found=true
[20.10.2012 17:09:46]WinStation=Console
[20.10.2012 17:09:46]Modul-GetSessionData=End (True)
[20.10.2012 17:09:46]SessionId=1
[20.10.2012 17:09:46]WinStation=Console
[20.10.2012 17:09:46]PDFServer=TRUE
[20.10.2012 17:09:46]TmpPath=C:\Windows\TEMP\PdfCreator\Spool
[20.10.2012 17:09:46]Modul-GetDatFileName=Start
[20.10.2012 17:09:46]pDatFile=E15241D5425846B785FEC95064C8E181.inf
[20.10.2012 17:09:46]Modul-GetDatFileName=End (True)
[20.10.2012 17:09:46]PostscriptFile=C:\Windows\TEMP\PdfCreator\Spool\E15241D5425846B785FEC95064C8E181.ps
[20.10.2012 17:09:46]DocName=Microsoft Word - temp_documents_143745_20121025163203.rtf
[20.10.2012 17:09:46]OpenPrinter=True
[20.10.2012 17:09:46]Modul-PdfStartDocPort=End (True)
[20.10.2012 17:09:46]Modul-CreateDatFile=Start
[20.10.2012 17:09:46]CreateFile: CloseHandle(hFile)=successful
[20.10.2012 17:09:46]Modul-CreateDatFile=End (True)“
WordPad instead of Word
[20.10.2012 17:20:09]-------------------- = --------------------
[20.10.2012 17:20:09]DLL-FileVersion=0.2.1.0
[20.10.2012 17:20:09]Modul-GetOsInfo=Start
[20.10.2012 17:20:09]GetVersionEx=True
[20.10.2012 17:20:09]BuildNumber=7600
[20.10.2012 17:20:09]MajorVersion=6
[20.10.2012 17:20:09]MinorVersion=1
[20.10.2012 17:20:09]PlatformId=2
[20.10.2012 17:20:09]CSDVersion=
[20.10.2012 17:20:09]ProductType=3
[20.10.2012 17:20:09]ServicePackMajor=0
[20.10.2012 17:20:09]ServicePackMinor=0
[20.10.2012 17:20:09]SuiteMask=272
[20.10.2012 17:20:09]Modul-GetOsInfo=End (Void)
[20.10.2012 17:20:09]Modul-PdfStartDocPort=Start
[20.10.2012 17:20:09]Modul-GetJobInfo=Start
[20.10.2012 17:20:09]OpenPrinter=True
[20.10.2012 17:20:09]pjob->pMachineName=\\WIN-4EDP8LB6B78
[20.10.2012 17:20:09]pjob->pUserName=Administrator
[20.10.2012 17:20:09]Modul-GetJobInfo=End (True)
[20.10.2012 17:20:09]PrinterName=PDFCreator
[20.10.2012 17:20:09]JobId=2
[20.10.2012 17:20:09]ComputerName=\\WIN-4EDP8LB6B78
[20.10.2012 17:20:09]UserName=Administrator
[20.10.2012 17:20:09]Modul-GetSessionData=Start
[20.10.2012 17:20:09]OpenThreadToken=successful
[20.10.2012 17:20:09]DuplicateTokenEx=successful
[20.10.2012 17:20:09]SessionId=0
[20.10.2012 17:20:09]WTSEnumerateSessions=successful
[20.10.2012 17:20:09]Modul-GetSessionData=End (True)
[20.10.2012 17:20:09]SessionId=0
[20.10.2012 17:20:09]WinStation=
[20.10.2012 17:20:09]PDFServer=TRUE
[20.10.2012 17:20:09]TmpPath=C:\Windows\TEMP\PdfCreator\Spool
[20.10.2012 17:20:09]Modul-GetDatFileName=Start
[20.10.2012 17:20:09]pDatFile=E7AC037824F24775A0C96F8D6A2AF02D.inf
[20.10.2012 17:20:09]Modul-GetDatFileName=End (True)
[20.10.2012 17:20:09]PostscriptFile=C:\Windows\TEMP\PdfCreator\Spool\E7AC037824F24775A0C96F8D6A2AF02D.ps
[20.10.2012 17:20:09]DocName=temp_documents_143745_201210251
[20.10.2012 17:20:09]OpenPrinter=True
[20.10.2012 17:20:09]Modul-PdfStartDocPort=End (True)
[20.10.2012 17:20:10]Modul-CreateDatFile=Start
[20.10.2012 17:20:10]CreateFile: CloseHandle(hFile)=successful
[20.10.2012 17:20:10]Modul-CreateDatFile=End (True)”