Xbox One Error code a.b.c.d.e.f Black Ops 3 is an error that usually occurs when trying to connect online.
1. Wait for the Game to Finish the Update
"Xbox One Error code a.b.c.d.e.f Black Ops 3" indicates that your Black Ops 3 requires an update or currently updating. To update the game, place the game on the Start Screen and wait until the numbers/version in the top right corner change to the latest version.
2. Check Home Network
“Xbox One Error code a.b.c.d.e.f Black Ops 3” could be due to cache problem or due to your home network. Black Ops 3 is sensitive to network security and network settings so if you have a separate router connect your Xbox One directly to the modem to bypass router firewall. Or, configure your router and let your Xbox One bypass any firewall. Enable or disabling port forwarding in your router might also fix the problem.
Also, sensitive to cache problem on your Xbox One. You might want to fix this, using the guide below but make sure you have the latest version of Black Ops 3, see solution 1. If you are stuck on the old version this might also help.
- Turn off your Xbox One and mode router.
- Unplug your Xbox One and mode router.
- Wait at least three minutes.
- Plug it back to the power source and then turn it on.
- Try Black Ops 3.