Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:
322756 How to back up and restore the registry in Windows
For information about how to edit the registry, see Registry Editor Help. Back up the registry before you editit.
To resolve this issue, follow these steps:
Upgrade to the most current version of Microsoft Internet Explorer. For information about how to do this, visit the following Microsoft Web site:
The ExplorerBar value contains positioning information for the All Folderspane in Windows Explorer. The value is created only if the window wasresized. When you remove the value, the window returns to the default position.