     
     @Nav private var nav
     @WebState private var webState
-    @Environment(\.errorResponder) private var errorChain
+    @Environment(\.codableErrorResponder) private var errorChain
     @ObservedObject fileprivate var progress: BlackBox<Double>
     @StateObject private var kvo = BlackBox(Array<NSObjectProtocol>(),
                                             isObservingValue: false)

    
    func makeCoordinator() -> GenericWebKitNavigationDelegate {
        return .init { [errorChain] error in
            errorChain(error)
        }
    }
    

                case .success(let image):
                    state.value.currentThumbnail = image
                case .failure(let error):
                    errorChain(.init(error as NSError))
                }
            }
        }
