In this post, you’ll learn more about the Error SEC_E_DELEGATION_REQUIRED – 0x80090345 that is returned when working with the COM-based APIs in Win32
Win32 COM Error
SEC_E_DELEGATION_REQUIRED – 0x80090345
Win32 COM Error Error Description
The requested operation cannot be completed. The computer must be trusted for delegation and the current user account must be configured to allow delegation.