Please set 'Microsoft Outlook' as default mail client

Cause:

This error occurs when Microsoft Outlook is used as the MAPI provider but not set as the default mail client.

Resolution:

To resolve this issue, set ‘Microsoft Outlook’ as the default mail client. To set as the default mail client, Open Internet Explorer → Click on Tools → Internet Options → Click 'Programs' tab in the Email list, Click 'Microsoft Office Outlook' → Click 'OK'