IAutomaticUpdates::DetectNow method (wuapi.h)

Begins the Automatic Updates detection task if Automatic Updates is enabled. If any updates are detected, the installation behavior is determined by the NotificationLevel property of the IAutomaticUpdatesSettings interface.

Syntax

HRESULT DetectNow();

Return value

Returns S_OK if successful. Otherwise, returns a COM or Windows error code.

This method can also return the following error codes.

Return code	Description
WU_E_AU_NOSERVICE	Automatic Updates is not enabled.
WU_E_AU_PAUSED	Automatic Updates is paused.
WU_E_LEGACYSERVER	You cannot search for updates if the following conditions are true: The ServerSelection property of the IUpdateSearcher interface is set to ssManagedServer or ssDefault. The managed server on a computer is a Microsoft Software Update Services (SUS) version 1.0 server.

Remarks

This method returns WU_E_AU_NOSERVICE if Automatic Updates is disabled, initializing, uninitializing, or not configured.

Requirements

Requirement	Value
Minimum supported client	Windows XP, Windows 2000 Professional with SP3 [desktop apps only]
Minimum supported server	Windows Server 2003, Windows 2000 Server with SP3 [desktop apps only]
Target Platform	Windows
Header	wuapi.h
Library	Wuguid.lib
DLL	Wuapi.dll

See also

IAutomaticUpdates