WU Client failed searching for update withe error 0x80248014

You may receive the following error(s) when trying to manually update the antimalware definitions on a computer System Center Endpoint Protection 2012 (SCEP 2012) installed.

When you click on Update tab on System Center Endpoint Protection, nothing will happen or updates won’t get downloaded.
or
PTError: 0x80248014
or
WU Client failed searching for update withe error 0x80248014
or
Unable to complete asynchronous search. (hr=80248014)

The above error occurs when windows not configured to opt-in Microsoft update.

Problem error 0x80248014 can be resolved by using following vbscript;

1. Open a notepad and copy following code
Set ServiceManager = CreateObject("Microsoft.Update.ServiceManager")
ServiceManager.ClientApplicationID = "My App"
'add the Microsoft Update Service, GUID
Set NewUpdateService = ServiceManager.AddService2("7971f918-a847-4430-9279-4a52d1efe18d",7,"")

2. Save the text file with .vbs extension (Updatefix.vbs)
3. Launch a command prompt with elevated permissions
4. Run the vbscirpt using cscript Updatefix.vbs
5. Now, Open the System Center Endpoint Protection then go to Update tab and click on Update. This should download the updates.
Original MS article is here