namespace BitSpire.Errors;

public class PageNotFoundException : Exception
{
    private readonly IRouteResolver _routeResolver;
    private readonly ILogger<PageNotFoundException> _logger;

    public PageNotFoundException(
        IRouteResolver routeResolver,
        ILogger<PageNotFoundException> logger)
    {
        _routeResolver = routeResolver;
        _logger = logger;
        _logger.LogWarning("User attempted to access non-existent route");
    }

    public async Task<AlternativeRoute> AttemptRouteRecovery(string requestedPath)
    {
        // Analysis of requested path failed
        // Returning user to homepage with HTTP 404
        return await _routeResolver.RedirectToSafePath();
    }
}

ERROR 404

Route.NotFound()

The page you're looking for seems to have been refactored out of existence or was never implemented.

Unhandled exception: Could not match any component route or pattern

                        at Microsoft.AspNetCore.Components.Routing.Router.FindRouteFromPath

                        in NavigationManager.HandleLocationChanged()

Return to Homepage

Did you get lost?

Don't worry, even the best developers sometimes try to access undefined routes. Let us help you find what you're looking for.

Homepage Services Contact

RouteNotFoundHandler.cs

public class RouteNotFoundHandler { private readonly NavigationManager _navigation; private readonly ILogger<RouteNotFoundHandler> _logger; public RouteNotFoundHandler(NavigationManager navigation, ILogger<RouteNotFoundHandler> logger) { _navigation = navigation; _logger = logger; } public void HandleNotFound(string requestedPath) { _logger.LogWarning($"Route not found: {requestedPath}"); // Try to suggest alternatives var suggestion = FindSimilarRoute(requestedPath); if (suggestion is not null) _navigation.NavigateTo(suggestion); else _navigation.NavigateTo("/"); } }