XCLN: Corrupt Reminder.dat Causes Errors with Preview Pane (154751)


The information in this article applies to:

  • Microsoft Exchange Client 4.0
  • Microsoft Exchange Client 5.0
  • Microsoft Exchange Windows NT client 4.0
  • Microsoft Exchange Windows NT client 5.0
This article was previously published under Q154751

SYMPTOMS

If you attempt to set a reminder for a message using the Preview Pane Extension from the Technical Resource Kit you may receive one of the following error messages:
Unable to read all of the bytes specified in a call to a read file.
-or-
Unable to compare message entry identifiers.

CAUSE

You may have a corrupt Reminder.dat file. This file contains the reminders you may have created using the Preview Pane Extension.

WORKAROUND

You can either rename or delete the Reminder.dat file, which is normally located in the Windows directory, to keep from receiving the error message. You will lose any of the reminders you have created using the Preview Pane Extension.

NOTE: Always make a backup copy of the Reminder.dat file prior to renaming or deleting it.

MORE INFORMATION

The Preview Pane Extension is a part of the Microsoft Exchange Technical Resource. Microsoft Product Support Services will use commercially reasonable efforts in addressing all support problems. For more information about support or the Preview Pane, please see the Readme.txt file on the Microsoft Exchange Technical Resource compact disc.
Modification Type:MinorLast Reviewed:8/17/2005
Keywords:kbusage KB154751
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