reset non parseable on parsing start

android/app/src/main/AndroidManifest.xml

@@ -20,6 +20,9 @@
                 android:name="io.flutter.embedding.android.NormalTheme"
                 android:resource="@style/NormalTheme"
                 />
+            <meta-data
+                android:name="io.flutter.embedding.android.SplashScreenDrawable"
+                android:resource="@drawable/launch_background" />
             <meta-data
                 android:name="flutterEmbedding"
                 android:value="2" />

lib/models/activity.dart

@@ -443,7 +443,8 @@ class Activity {
       ..sdevFormPower = null
       ..avgStrydCadence = null
       ..sdevStrydCadence = null
-      ..sdevVerticalOscillation = null;
+      ..sdevVerticalOscillation = null
+      ..nonParsable = false;
     await save();
 
     final int numberOfMessages = fitFile.dataMessages.length;

lib/models/strava_fit_download.dart

@@ -75,6 +75,7 @@ abstract class StravaFitDownload {
     );
 
     final Document document = parse(homePageResponse.data);
+
     final String? csrfParam =
         document.querySelector('meta[name="csrf-param"]')!.attributes['content'];
     final String? csrfToken =