Article ID: 834340 - View products that this article applies to.
When you start a computer that runs Microsoft Windows XP Professional or Windows XP Home Edition, you may receive the following error message:
Error loading irprops.cpl.
The specified module could not be found.
This problem may occur if any of the following conditions are true:
To resolve this problem, use the following methods in the order that they are presented.
Remove the Bluetooth Authentication agentTo remove the Bluetooth Authentication agent, follow these steps:
Delete the BluetoothAuthenticationAgent entry from the Windows registryImportant 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:
(http://support.microsoft.com/kb/322756/ )How to back up and restore the registry in Windows
If the Bluetooth Authentication Agent was removed from the computer, follow these steps to delete the BluetoothAuthenticationAgent entry from the Windows registry. To do so, follow these steps: