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  • Outlook 2007 extend.dat error

    How do I recover from the following Outlook 2007 error message? "An extension failed to initialize. Cannot open file: extend.dat. The file may not exist, you may not have permission to open it, or it may be open in another program. Right-click the folder that contains the file, and then click...

    Kaplowitzenterprises5 pointsBadges:
  • extend.dat error

    How do you get rid of extend.dat error in outlook

    southportcj15 pointsBadges:
  • Missing extend.dat file in Outlook 2007

    I am running Outlook 2007 under Windows 7. On starting outlook I get the error message telling me Extend.dat is missing. having looked at all the other responses to this problem I searched for the file in order to rename it - it does not exist! How can I get outlook to make the file?

    Bobstreak25 pointsBadges:
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