In this post, the below table provides error messages and their possible solutions. 

Last Error Code as per SCCM Report, Possible Solution, and Error in WUAHandler.log/WindowsUpdate.log File.

These errors are usually occurs during patching workstations/servers. most of them are common errors and can be remediated easily.
 

SCCM - Issue with Patch Deployment and Errors

Last Error Code as per SCCM ReportPossible SolutionError in WUAHandler.log/WindowsUpdate.log File
-2147467259"1. Delete - Registry.pol file from machines from below location
2. C:\Windows\System32\GroupPolicy\Machine
3. and run gpupdate to get updated policies for machine"
"Failed to Add Update Source for WUAgent of type (2) and id ({82FB47AC-DECB-40FB-A299-0CCFA19B4254}). Error = 0x80004005.
Failed to Add Update Source for WUAgent of type (2) and id ({82FB47AC-DECB-40FB-A299-0CCFA19B4254}). Error = 0x80070005.
Failed to Add Update Source for WUAgent of type (2) and id ({82FB47AC-DECB-40FB-A299-0CCFA19B4254}). Error = 0x87d00692.
Failed to Add Update Source for WUAgent of type (2) and id ({82FB47AC-DECB-40FB-A299-0CCFA19B4254}). Error = 0x800703ee."
2359301"1. This Error is because machines are not rebooted for past installed updates
2. To fix this, Reboot all affected machines"
"HResult: 0x00240005 Context: uecGeneral Msg: The computer needs to be rebooted to complete past installation. The result of search may be incorrect.."
-2016409966"1. You wll see this error when sccm clients are either assigned to incorrect site due to that they are not getting correct SUP assignment
2. or Machines are not in correct OU where SUP Group policies are being applied
3. "
"Failed to Add Update Source for WUAgent of type (2) and id ({82FB47AC-DECB-40FB-A299-0CCFA19B4254}). Error = 0x87d00692.
Group policy settings were overwritten by a higher authority (Domain Controller) to: Server http://sccmserver.domain.com:8530 and Policy ENABLED"
-2147023838"1. This Error is because of Windows Update Service is disbaled
2. Set Windows Update service to Automatic and Start"
Failed to run BeginSearch() on WUAgent. Error = 0x80070422.
-2145124321"1. This error is bacuase your machine is unable to resolve Management Point/Software Update Point Name (The server name or address could not be resolved)
2. Try to ping server name and correct the name resolution to fix this"
"
Send failed with hr = 80072ee7.

OnSearchComplete - Failed to end search job. Error = 0x8024001f.
Scan failed with error = 0x8024001f."
-939523085"You will see this error when SoftwareDistribution folder is corrupted. Issue is with Windows Update agent.

To fix this follow the steps:

1. Open the CMD (run as administrator) ,type net stop wuauserv to stop the windows update service
2.Type rename C:\windows\softwaredistribution softwaredistribution.old to rename
3.Type net start wuauserv to start windows update service
4.Initiate software update scan cycle from Configuration manager applet"
"Scan failed with error = 0xc80003f3.
OnSearchComplete - Failed to end search job. Error = 0xc80003f3."
-2145107924"1. This error is bacuase your machine is unable to resolve Management Point/Software Update Point Name
2. Try to ping server name and correct the name resolution to fix this"
"The server name or address could not be resolved
Send failed with hr = 80072ee7.
OnSearchComplete - Failed to end search job. Error = 0x8024001f.
Scan failed with error = 0x8024001f."
-2145124322"ERROR_WINHTTP_NAME_NOT_RESOLVED - the proxy server or target server name cannot be resolved. SUP is not pinging.

1. This error is bacuase your machine is unable to resolve Management Point/Software Update Point Name
2. Try to ping server name and correct the name resolution to fix this"
"OnSearchComplete - Failed to end search job. Error = 0x8024402c
Scan failed with error = 0x8024402c"
-939522288"1. This error is bacuase of Disk space issue
2. Not Enough disk space available. Free up some space to fix the issue"
"Failed to save WUAgent policy with updated WSUS Server. Error = 0x80070070.

Failed to Add Update Source for WUAgent of type (2) and id ({82FB47AC-DECB-40FB-A299-0CCFA19B4254}). Error = 0x80070070."
-2147012894"1. Delete - Registry.pol file from machines from below location
2. C:\Windows\System32\GroupPolicy\Machine
3. and run gpupdate to get updated policies for machine"
"Error in wuahandler.log and windowsupdate.log

OnSearchComplete - Failed to end search job. Error = 0x80072ee2.
Scan failed with error = 0x80072ee2."
-2145107935"1. This issue is because of Proxy on your client machine.
2. To Check current proxy settings on affect client Run ""netsh winhttp show proxy"" to see current proxy settings
3. if proxy setting is incorrect, then define the correct proxy settings by running - netsh winhttp set proxy proxy-server command

Registry Key - can be check too - HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\WinHttpSettings"
"FATAL: Unable to complete asynchronous search. (hr=80244021)

WARNING: Operation failed due to earlier error, hr=80244021

Windows Update Client failed to detect with error 0x80244021

OnSearchComplete - Failed to end search job. Error = 0x80244021.
Scan failed with error = 0x80244021."
-2147467262"1. You will see this error due to WindowsUpdate Agent is corrupt.
2. this issue can be resolved by Running ""WindowsUpdateDiagnostic"" utility on problem machine. (Download this utility from MS site.)
3. Also check whether BITS service is set to automatic and has started."
"Failed to run BeginSearch() on WUAgent. Error = 0x80004002.

Unable to establish connection to the service. (hr=80004002)
Exit code = 0x80004002"