Smart Devices Error Code
Systems & Devices
Smart Devices
012 | Ethernet connection problem
Industry
Systems & Devices
Canonical
/systems/smart-devices/error-codes/012/
Last Updated
Feb 27, 2026
Summary
A Roku device detected an Ethernet connectivity problem and could not complete network access.
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What This Code Means
Roku error code 012 is associated with Ethernet connectivity problems. It indicates the device cannot use its wired network connection to reach required services.
Where Users Usually See This Code
- Devices connected via Ethernet
- After moving the device or swapping cables
Why This Code Appears
- Loose or damaged Ethernet cable
- Router/switch port issues
- DHCP/network configuration issues
What Typically Happens Next
- Apps may fail to load or the device cannot connect
What This Code Is Not
- It is not a Wi‑Fi password error
- It is not a channel-specific playback error by itself
Troubleshooting Checklist
- □ Reseat the Ethernet cable on both ends
- □ Try a different cable and/or switch/router port
- □ Restart the router and the Roku device
Notes And Edge Cases
Some networks require MAC allowlists or VLAN settings; check if other wired devices are working.
Related Codes
8 links
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