Office Outlook 2003, 2007, & 2010 NK2 File Location

For Outlook 2003/2007 with Windows 2000, Windows XP, or Windows Server 2003:
The location of the nk2 file is C:\Documents and Settings\[User Profile]\Application Data\Microsoft\Outlook
The name of the NK2 file is identical to the Outlook profile name, with .nk2 extension.

For Outlook 2003/2007 with Windows Vista, Windows 7, or Windows server 2008:
The location of the nk2 file is C:\Users\[User Profile]\AppData\Roaming\Microsoft\Outlook
The name of the NK2 file is identical to the Outlook profile name, with .nk2 extension.

For Outlook 2010 with Windows Vista, Windows 7, or Windows server 2008:
The nk2 file is located in C:\Users\[User Profile]\AppData\Local\Microsoft\Outlook\RoamCache
The name of the NK2 file is in the following format: Stream_Autocomplete_X_AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA.dat The X is the file index (usually 0) and AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA is a random 16-byte key in hexadecimal format.

For Outlook 2010 with Windows XP:
The nk2 file is located in C:\Documents and Settings\[User Profile]\Local Settings\Application Data\Microsoft\Outlook\RoamCache
The name of the NK2 file is in the following format: Stream_Autocomplete_X_AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA.dat The X is the file index (usually 0) and AAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAA is a random 16-byte key in hexadecimal format.

SOLVED Issue: "you have been logged on with a temporary profile".

STEP ONE:

Log On to the Computer as an Administrator

You must be logged on to an administrator account using either step 1 or 2 below before you can move on to do the STEP TWO section below.

1. To Log on to another Administrator account
NOTE: If you do not have another Administrator account, then proceed to step 2.

A) Go to the STEP TWO section below.

OR

2. To Boot into Safe Mode for the built-in Administrator account
NOTE: You may not need to enable the built-in Administrator account. If this was the only normal administrator account you had, then Safe Mode should automatically boot into the built-in Administrator account.

Error! Cannot read or display file.Tip

If you cannot boot into Windows and do not have a Windows installation DVD, then you can create and use the boot disc below to boot into Safe Mode with instead.

Windows 7: (Option Two at link)
Error! Hyperlink reference not valid.

Vista: (Option One at link)
Error! Hyperlink reference not valid.

A) Boot into Error! Hyperlink reference not valid. (in Vista) or Error! Hyperlink reference not valid. (in Windows 7).

B) If Safe Mode did not boot into the built-in Administrator
account, then enable the Error! Hyperlink reference not valid. account. If it did , then go to step 2C.

C) Log off in Safe Mode, and then log on to the built-in Administrator account to logon with that account in Safe Mode.

D) Go to the STEP TWO section below.

STEP TWO

Delete the User Account Profile's SID Key

1. Backup anything that you do not want to lose in this user account's C:\Users\(user-name) profile folder, if the profile folder still exists, to another location, then delete the (user-name) profile folder.

2. Open the Start menu.

3. In the Start Menu search box, type regedit and press Enter.

4. If prompted by UAC, then click on Continue (Vista) or Yes (Windows 7).

5. In regedit, go to: (See screenshot below step 7)

Code:

HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\ProfileList

6. In the left pane, click on one of the S-1-5..... folders (SID key) with the long number. (See screenshot below step 7)
NOTE: It should have .bak at the end of it.

A) In the right pane, look at the ProfileImagePath to see if this is the same user account that you deleted in step 1 above.

B) Repeat step 6 until you find the one that you deleted in step 1 above.

7. To Backup the Registry SID Key
WARNING: You should backup this SID key to be safe in case you delete the wrong one in step 8 below.

A) Right click on the SID key from step 6, and click on Export.

B) Type in a name and save the REG file to a safe location.
NOTE: This is your backup. To Restore the Backup, right click on the REG backup file and click on Merge.

C) Continue on to step 8.

Error! Hyperlink reference not valid.Error! Cannot read or display file.Error! Hyperlink reference not valid.

8. Right click on the SID key, from step 6 with bak at the end, and click on Delete. (see screenshot above)

9. Click on Yes to confirm deletion. (See screenshot below)

Error! Hyperlink reference not valid.Error! Cannot read or display file.Error! Hyperlink reference not valid.

10. If there is another SID key with the exact same long number from step 6 for this user account without bak at the end, repeat step 7 first, then right click on this same SID key, and click on Delete. (see screenshot below step 7)

11. Click on Yes to confirm deletion. (See screenshot below step 9)

12. Close regedit.

13. Log off and log on.

Error! Cannot read or display file.Note

After you log on to the computer, the profile folder you are having problems with is re-created. If not, then try a Error! Hyperlink reference not valid. using a restore point dated before you got this error. If this still does not help, then you will need to Error! Hyperlink reference not valid. and restore the user folder files from the backup created at step 1.