This PR solves the problem of unexpected server errors when BE is unavailable. Support for serving error page on initial data error is also added. The logic of the initial data errors is merged with the initial data fallback because it was split into two parts.
This PR solves the problem of unexpected server errors when BE is unavailable. Support for serving error page on initial data error is also added. The logic of the initial data errors is merged with the initial data fallback because it was split into two parts.