According to Roku’s official support page error code 012 usually occurs when there is an issue with your internet connection, either due to a problem with a faulty connection or an issue with your network router.
Given that the error mainly arises from an Ethernet-related error. It is safe to assume that when dealing with the following error, all troubleshooting solutions would mainly be related to taking care of issues related to your Ethernet connection comprising of your wired connections as well as your router or modem devices.
Fixes For Roku Error Code 012
Fix 1: Downgrade network settings to the previous version
We have gone through several threads and discussion forums online discussing the following error, and have found that the error might sometimes show up soon after a network upgrade.
If that is the case, then you can try downgrading your network settings to the previous version and see if that works.
However, if you have not made such changes or have not upgraded your network. And, yet seeing the following message. Then, the problem most probably lies within your network and you can try the following solutions as shown further below.
Fix 2: Check your network connection
One of the most conventional approaches to fixing the following error would be to thoroughly check your wired connection.
It has been reported that the error mainly occurs when there is a fault with either the wires due to some kind of damage or wearing and tearing, or simply due to a loose connection.
In both cases, you must check the connection properly for any such damage or loose connections and get it replaced or fixed accordingly to see if that can help with the issue.
Fix 3: Switch between connections
Depending on whether you have a wireless connection or not along with a wired ethernet connection, you might want to try switching between the connections when trying to bypass the following error.
One user has claimed that being connected to a wireless connection for some time until the wired connection is detected has done the trick for him. Hence, if you have a wireless connection as well at your disposal. Then, might as well give it a try to see if the following method can prove as a walkaround in dealing with the following problem.
Fix 4: Contact Support
If none of the above-mentioned solutions work for you. Then, there is always the option to directly contact Roku’s support team and discuss the problem with them.
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