How to Fix Error Code ‘0x800706ba’

Error code 0x800706ba is quite popular in windows 10. This can be seen in different situations like;

  • When updating windows 10
  • RPC server is not available
  • When a request is made to COM+
  • RPC server isn’t available in windows 10 backup
  • When system can’t print to any device

Major Causes of Error code 0x800706ba

  • Corrupt or damaged system files
  • Unavailability of RPC server
  • Corrupt registry entries
  • Installing corrupt or damaged drivers
  • Installing corrupt applications on computer
  • Presence of malicious files in your computer
  • Virus and spyware in your operating system

Try the below methods and see if this fixes Error code 0x800706ba

Method 1:

Run Built-in & Guided Walk through Windows Update troubleshooter
Built-in : Windows Key+X > Click Settings > Click Update & security > Click Troubleshoot > Click Windows Update > Click Run the Troubleshooter

Guided Walk though –

Method 2:

Ensure RPC services are running by pressing Windows Key + R -> Type ‘msc’ -> click OK. Check the below services are running:

  1. DCOM Server Process Launcher.
  2. Remote Procedure Call (RPC).
  3. RPC Endpoint Mapper.
Method 3:

Press Window key + R – > Type ‘regedit’ in the box and click OK. The registry editor will open path; HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\RpcSs

Check RPC is properly set or not, you should now double-click on ‘start registry key’ which is RpcSs to change the value data from 1 to 2.

Then go to this path from the registry editor; HKEY_LOCAL_MACHINE\\SYSTEM\\CurrentControlSet\\services\\DcomLaunch

Check to see if DCOM Server Process Launcher is correct in the services Window, if it’s not correct you should also double-click start and change the value from 1 to 2.

You now head to this path; HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\RpcEptMapper.

Check for RPC Endpoint Mapper, if not correct, you need to go back to start key and change value data from 1 to 2 also.

Method 4:

Disable Antivirus and security-related products, if you have any Antivirus is freeware version uninstall it, if not then disable the Antivirus, try again to update and check if issue is resolved.

Also, confirm that the date, time and region is correct.

Method 5:

Reset Windows Update Components. Windows Key+X > Windows Powershell (Admin)
Type following (or copy and paste following) one by one and Enter.

net stop wuauserv
net stop cryptSvc
net stop bits
net stop msiserver
Ren C:\Windows\SoftwareDistribution SoftwareDistribution.old
Ren C:\Windows\System32\catroot2 Catroot2.old
net start wuauserv
net start cryptSvc
net start bits
net start msiserver

Method 6:

SFC scan and DISM if required. Open cmd and select ‘Run as Administrator’. Type sfc/scannow in the command prompt and hit enter.

If SFC scan can’t fix the corrupt files. Run DISM tool on Windows 10.

Method 7:

Configure Windows Firewall. Under Windows Firewall choose ‘Allow an app or feature through Windows Firewall’ option.

A pop up window will appear and you need to locate ‘Remote Assistance’, you will see two boxes which need to be checked, private and public, check them and click OK.

Method 8:

For Network Connection. Open Run -> type cpl -> click OK.
Network connections window will appear, right-click on the network you’re using and select properties. Check for ‘Internet Protocol Version 6 (TCP/IPv6) and ‘File and Printer Sharing for Microsoft Networks’ are enabled. If not then enable them, and click OK.

Restart your PC and check if the error is gone.