diff --git a/lib/components/desktop_login/login_form.dart b/lib/components/desktop_login/login_form.dart
index 42b8fb56d..b9783f876 100644
--- a/lib/components/desktop_login/login_form.dart
+++ b/lib/components/desktop_login/login_form.dart
@@ -20,6 +20,8 @@ class TokenLoginForm extends HookConsumerWidget {
     final keyCodeController = useTextEditingController();
     final mounted = useIsMounted();
 
+    final isLoading = useState(false);
+
     return ConstrainedBox(
       constraints: const BoxConstraints(
         maxWidth: 400,
@@ -45,27 +47,35 @@ class TokenLoginForm extends HookConsumerWidget {
           ),
           const SizedBox(height: 20),
           FilledButton(
-            onPressed: () async {
-              if (keyCodeController.text.isEmpty ||
-                  directCodeController.text.isEmpty) {
-                ScaffoldMessenger.of(context).showSnackBar(
-                  SnackBar(
-                    content: Text(context.l10n.fill_in_all_fields),
-                    behavior: SnackBarBehavior.floating,
-                  ),
-                );
-                return;
-              }
-              final cookieHeader =
-                  "sp_dc=${directCodeController.text}; sp_key=${keyCodeController.text}";
+            onPressed: isLoading.value
+                ? null
+                : () async {
+                    try {
+                      isLoading.value = true;
+                      if (keyCodeController.text.isEmpty ||
+                          directCodeController.text.isEmpty) {
+                        ScaffoldMessenger.of(context).showSnackBar(
+                          SnackBar(
+                            content: Text(context.l10n.fill_in_all_fields),
+                            behavior: SnackBarBehavior.floating,
+                          ),
+                        );
+                        return;
+                      }
+                      final cookieHeader =
+                          "sp_dc=${directCodeController.text}; sp_key=${keyCodeController.text}";
 
-              authenticationNotifier.setCredentials(
-                await AuthenticationCredentials.fromCookie(cookieHeader),
-              );
-              if (mounted()) {
-                onDone?.call();
-              }
-            },
+                      authenticationNotifier.setCredentials(
+                        await AuthenticationCredentials.fromCookie(
+                            cookieHeader),
+                      );
+                      if (mounted()) {
+                        onDone?.call();
+                      }
+                    } finally {
+                      isLoading.value = false;
+                    }
+                  },
             child: Text(context.l10n.submit),
           )
         ],
diff --git a/lib/provider/authentication_provider.dart b/lib/provider/authentication_provider.dart
index c09cb1999..f1cf58ec9 100644
--- a/lib/provider/authentication_provider.dart
+++ b/lib/provider/authentication_provider.dart
@@ -4,6 +4,9 @@ import 'dart:convert';
 import 'package:flutter_inappwebview/flutter_inappwebview.dart';
 import 'package:hooks_riverpod/hooks_riverpod.dart';
 import 'package:http/http.dart';
+import 'package:spotube/collections/routes.dart';
+import 'package:spotube/components/shared/dialogs/prompt_dialog.dart';
+import 'package:spotube/extensions/context.dart';
 import 'package:spotube/utils/persisted_state_notifier.dart';
 import 'package:spotube/utils/platform.dart';
 
@@ -21,24 +24,44 @@ class AuthenticationCredentials {
   });
 
   static Future<AuthenticationCredentials> fromCookie(String cookie) async {
-    final Map body = await get(
-      Uri.parse(
-        "https://open.spotify.com/get_access_token?reason=transport&productType=web_player",
-      ),
-      headers: {
-        "Cookie": cookie,
-        "User-Agent":
-            "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36"
-      },
-    ).then((res) => jsonDecode(res.body));
+    try {
+      final res = await get(
+        Uri.parse(
+          "https://open.spotify.com/get_access_token?reason=transport&productType=web_player",
+        ),
+        headers: {
+          "Cookie": cookie,
+          "User-Agent":
+              "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36"
+        },
+      );
+      final body = jsonDecode(res.body);
+
+      if (res.statusCode >= 400) {
+        throw Exception(
+          "Failed to get access token: ${body['error'] ?? res.reasonPhrase}",
+        );
+      }
 
-    return AuthenticationCredentials(
-      cookie: cookie,
-      accessToken: body['accessToken'],
-      expiration: DateTime.fromMillisecondsSinceEpoch(
-        body['accessTokenExpirationTimestampMs'],
-      ),
-    );
+      return AuthenticationCredentials(
+        cookie: cookie,
+        accessToken: body['accessToken'],
+        expiration: DateTime.fromMillisecondsSinceEpoch(
+          body['accessTokenExpirationTimestampMs'],
+        ),
+      );
+    } catch (e) {
+      if (rootNavigatorKey?.currentContext != null) {
+        showPromptDialog(
+          context: rootNavigatorKey!.currentContext!,
+          title: rootNavigatorKey!.currentContext!.l10n
+              .error("Authentication Failure"),
+          message: e.toString(),
+          cancelText: null,
+        );
+      }
+      rethrow;
+    }
   }
 
   factory AuthenticationCredentials.fromJson(Map<String, dynamic> json) {