Error Code: 80070057
Possible Cause:
Synchronization failed. If the problem continues, contact your network administrator.
Possible Resolution:
The Exchange server is configured to require client certificates.
User Action:
On the Exchange server, launch Internet Services Manager. Right click on the Microsoft-Server-ActiveSync virtual directory and choose Properties. Select the Directory Security tab. Click the Edit button in the Secure Communications section and select the option to “Ignore client certificates.”
Possible Cause:
Synchronization failed. If the problem continues, contact your network administrator.
Possible Resolution:
The Exchange server is configured to require client certificates.
User Action:
On the Exchange server, launch Internet Services Manager. Right click on the Microsoft-Server-ActiveSync virtual directory and choose Properties. Select the Directory Security tab. Click the Edit button in the Secure Communications section and select the option to “Ignore client certificates.”