



Press the Windows button and then in the search box type Outlook and then in the resulting list, Right-click on Outlook and then click on “ Open File Location”.Microsoft has a built-in utility “SCANPST.EXE” that can fix. pst file is corrupt, then you may experience problems with your address book. Outlook uses the “.pst” file for this purpose. When you perform Send/Receive in Outlook, Outlook then uses the user’s folders to fetch out the required data. Non-encryption Between Exchange Server & Outlook: Outlook uses encryption for communication between Exchange Server and Outlook and if that encryption is not enabled then it can cause Outlook to have problems in displaying the address list.Wrongly Configured User Profile: If the user profile is wrongly configured then Outlook cannot perform its legitimate operations which includes displaying and retrieving the address list.Corrupted Office/Outlook Installation: If Office/Outlook installation itself gets corrupt, then it can cause Outlook not to show the list.Corrupted PST file: PST file is the backbone of Outlook communications and if it gets corrupted then it can force Outlook not to show the current address list.Corrupted Autocomplete List: Autocomplete list is quite a useful function of address book but if it gets corrupted or conflicts with other Outlook modules, then it can cause the address list issue in Outlook.If that offline copy, conflicts with the online version or is having sync issues with the online server then, it can cause the current Outlook error. Sync Issues in Cached Mode: In the Cached connection mode, Outlook keeps an offline copy of the user’s data.If your address book is corrupted, then it can force Outlook to show the current error message. Corrupted Address Book: Outlook uses data stored in a locally saved copy of the address book to display the address list.
