.PST files, Address book, Calendar, Distribution Lists, E-mail applications, Email, Email forwarding, Exchange 2000, Exchange 2003, Exchange 2003 administration, Exchange 2003 SP2, Exchange 2007, Exchange 2007 administration, Exchange 2010, Exchange administration, Exchange error messages, Exchange mailbox management, Exchange migration, Exchange Public Folders, Exchange security, Exchange Send/Receive, Exchange Server, Exchange user settings, GAL, Global Address Lists, IMAP, Instant Messaging, Microsoft Outlook, Microsoft Outlook 2003, Microsoft Outlook 2007, Non-Delivery Reports, Outlook, Outlook 2003, Outlook 2007, Outlook 2010, Outlook Administration, Outlook calendar, Outlook contacts, Outlook error messages, Outlook Errors, Outlook Express, Outlook rules, Outlook send/receive, Outlook Shared Calendar, Outlook Web Access, OWA, POP3, Public folders, SMTP, Spam VIEW ALL TAGS
How do you get rid of extend.dat error in outlook
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...
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?