Select the product you need help with
- Internet Explorer
- Windows Phone
- More products
Error message when you try to synchronize a PDA device by using ActiveSync through IAG: "Error getting client credentials"
Article ID: 955096 - View products that this article applies to.
When you try to synchronize a personal digital assistant (PDA) device by using Microsoft ActiveSync through Microsoft Intelligent Application Gateway (IAG), you receive the following error message:
Additionally, the following detailed information is logged in the WhlFilter log:
Error getting client credentials
WARN: WHLValidateAuthorization - An attempt to sneak an Authorization header was detected. Might be residues of previous authentication or improper browser behavior. Authorization header will be discarded.
This error may occur if the ActiveSync ISAPI filter (ASFilter) is unloaded from the trunk.
To determine whether the ASFilter is unloaded from the trunk, follow these steps: