We're seeing reports, most often from users using Google's Calendar sync utility, that Outlook's Choose Profile dialog comes up every 10 minutes or so. Other addins that access Outlook data may also cause this problem. The cause: the program is trying to access Outlook's data and either doesn't know which profile to use or Outlook
What is a .pstst file?
Sometimes Outlook creates a file with the extension pstst. This is not a valid Outlook file and means the profile is corrupt. You can edit the registry to remove this file from the profile if you don't want to make a new profile.
Problems with Unknown Appointments and Reminders from 1979 and 1980
Deleted Appointments dated 12/31/1979 or 1/1/1980 are moving to the Deleted Items folder. Reminders for these appointments keep coming up every 2 hours.
Outlook Sync Client Error
We're seeing users complain about an error message popping up on the computer screen. The error dialog doesn't contain much information about the program or the cause. Others receive an error "OutlookSyncClient has stopped working." The Outlook Sync Client is used to sync iPhone, iPod and iTouch with Outlook. This error generally means there is
Delete large messages stuck in the Outbox
How to delete a message stuck in Outlook's Outbox when Outlook returns an error because the message is already being transmitted.
This operation has been cancelled due to restrictions
How to fix the error: "For more info, please contact your help desk" or "This operation has been cancelled due to restrictions in effect on this computer. Please contact your system administrator." comes up when you click on a hyperlink in Outlook and other applications.
Messages are stuck in the Outbox
Common problems and their solution when email is stuck in the Microsoft Outlook Outbox and won't send.
After viewing the Outbox, messages won't send
Problem: If you view the Outbox while messages are waiting to be sent, the messages are marked as read and won't send. If you open an outgoing message and click Send, it won't send.
Common Outlook Outgoing Server (SMTP) Errors
A list of some of the common SMTP error codes you'll see in Outlook and possible solutions.
Exchange Account Gets Set as the Default Account
When you have an Exchange Server account in Small Business Server 2003 and Outlook is configured to use the POP3 account as default some users discover the SBS Exchange account is reset as the default account every time they reboot. This is caused by the SBS2003 logon script that configures the client computers when the