


If you back out to the game’s title screen, or just close and reopen the app, you may find that you can establish a connection and avoid error code 803-003. However, it’s quite likely that by constantly pressing you won’t get anywhere. In order to get around error code 803-003, you’ll want to simply keep retrying. This is accompanied by the message “A communications error has occurred.” While Nintendo has yet to explain what exactly this issue is, it’s pretty safe to say that the servers are getting hit pretty hard with everyone trying to download Fire Emblem Heroes at the same time. When downloading Fire Emblem Heroes’ updates, a number of players are reporting error code 803-003. However, it appears that a number of users are running into an error code when trying to initialize these downloads. This could be done in Nox System Settings > Advanced > Performance Setting > make the necessary change and click Save Changes.If you’ve downloaded Nintendo’s latest mobile release, Fire Emblem Heroes, you may have noticed you’ve got to do quite a few additional downloads in-app. If the game you are playing is resource heavy, then you need to allocate more CPU and RAM to Nox to ensure its proper running. You are running a resource heavy game with low performance setting in Nox. So please install the latest version of Nox App Player from our website. We are constantly implementing improvements in newer versions.

You are using an old version of Nox App Player. In this case you might consider roll back your graphics driver to a more stable and compatible previous version using this software Driver Genius.ģ. Many of the new drivers might not as stable as previous version. Your graphics card driver is the latest version but might be unstable. In this case you can try update your graphics driver either through the official website of the graphics manufacturer or using this software Driver Genius.Ģ. Your graphics card driver is not updated to the latest version. Those being ruled out, you may consider the below reasons:ġ.

