diff --git a/app/src/main/kotlin/com/google/samples/apps/nowinandroid/ui/NiaApp.kt b/app/src/main/kotlin/com/google/samples/apps/nowinandroid/ui/NiaApp.kt
index 0b73b463d..078aa18cf 100644
--- a/app/src/main/kotlin/com/google/samples/apps/nowinandroid/ui/NiaApp.kt
+++ b/app/src/main/kotlin/com/google/samples/apps/nowinandroid/ui/NiaApp.kt
@@ -110,7 +110,7 @@ fun NiaApp(appState: NiaAppState, modifier: Modifier = Modifier) {
                     val snackBarResult = snackbarHostState.showSnackbar(
                         message = it,
                         actionLabel = "Continue",
-                        duration = Indefinite
+                        duration = Indefinite,
                     ) == ActionPerformed
 
                     if (snackBarResult) {
@@ -232,7 +232,7 @@ internal fun NiaApp(
                                 duration = Short,
                             ) == ActionPerformed
                         },
-                        errorHandler = { message -> appState.addErrorMessage(message) }
+                        errorHandler = { message -> appState.addErrorMessage(message) },
                     )
                 }
             }
diff --git a/app/src/main/kotlin/com/google/samples/apps/nowinandroid/ui/NiaAppState.kt b/app/src/main/kotlin/com/google/samples/apps/nowinandroid/ui/NiaAppState.kt
index c50d90eb3..23e9b91b9 100644
--- a/app/src/main/kotlin/com/google/samples/apps/nowinandroid/ui/NiaAppState.kt
+++ b/app/src/main/kotlin/com/google/samples/apps/nowinandroid/ui/NiaAppState.kt
@@ -46,14 +46,11 @@ import com.google.samples.apps.nowinandroid.navigation.TopLevelDestination.BOOKM
 import com.google.samples.apps.nowinandroid.navigation.TopLevelDestination.FOR_YOU
 import com.google.samples.apps.nowinandroid.navigation.TopLevelDestination.INTERESTS
 import kotlinx.coroutines.CoroutineScope
-import kotlinx.coroutines.flow.Flow
 import kotlinx.coroutines.flow.MutableStateFlow
 import kotlinx.coroutines.flow.SharingStarted
 import kotlinx.coroutines.flow.StateFlow
-import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.flow.combine
 import kotlinx.coroutines.flow.map
-import kotlinx.coroutines.flow.mapNotNull
 import kotlinx.coroutines.flow.stateIn
 import kotlinx.coroutines.flow.update
 import kotlinx.datetime.TimeZone
@@ -123,18 +120,18 @@ class NiaAppState(
             initialValue = false,
         )
 
-    private val _errorMessages = MutableStateFlow<List<ErrorMessage>>(emptyList())
-    val errorMessage: StateFlow<String?> = _errorMessages.map{ it.firstOrNull()?.message }.stateIn(
+    private val errorMessages = MutableStateFlow<List<ErrorMessage>>(emptyList())
+    val errorMessage: StateFlow<String?> = errorMessages.map { it.firstOrNull()?.message }.stateIn(
         scope = coroutineScope,
         started = SharingStarted.WhileSubscribed(5_000),
         initialValue = null,
     )
     fun addErrorMessage(error: String) {
-        _errorMessages.update { it + ErrorMessage(error) }
+        errorMessages.update { it + ErrorMessage(error) }
     }
 
     fun clearErrorMessage() {
-        _errorMessages.update { it.drop(1) }
+        errorMessages.update { it.drop(1) }
     }
 
     /**
diff --git a/feature/foryou/src/main/kotlin/com/google/samples/apps/nowinandroid/feature/foryou/ForYouScreen.kt b/feature/foryou/src/main/kotlin/com/google/samples/apps/nowinandroid/feature/foryou/ForYouScreen.kt
index 885020636..fd0e0585b 100644
--- a/feature/foryou/src/main/kotlin/com/google/samples/apps/nowinandroid/feature/foryou/ForYouScreen.kt
+++ b/feature/foryou/src/main/kotlin/com/google/samples/apps/nowinandroid/feature/foryou/ForYouScreen.kt
@@ -478,6 +478,7 @@ private fun DeepLinkEffect(
             context = context,
             uri = Uri.parse(userNewsResource.url),
             toolbarColor = backgroundColor,
+            onLaunchFailed = {},
         )
     }
 }
diff --git a/feature/search/src/main/kotlin/com/google/samples/apps/nowinandroid/feature/search/SearchScreen.kt b/feature/search/src/main/kotlin/com/google/samples/apps/nowinandroid/feature/search/SearchScreen.kt
index 21baf4130..01c4e6728 100644
--- a/feature/search/src/main/kotlin/com/google/samples/apps/nowinandroid/feature/search/SearchScreen.kt
+++ b/feature/search/src/main/kotlin/com/google/samples/apps/nowinandroid/feature/search/SearchScreen.kt
@@ -123,7 +123,7 @@ internal fun SearchRoute(
         onBackClick = onBackClick,
         onInterestsClick = onInterestsClick,
         onTopicClick = onTopicClick,
-        onLaunchFailed =  { errorHandler(launchFailedString) },
+        onLaunchFailed = { errorHandler(launchFailedString) },
     )
 }
 
@@ -371,7 +371,7 @@ private fun SearchResultBody(
                     },
                     onLaunchFailed = {
                         onLaunchFailed()
-                    }
+                    },
                 )
             }
         }
diff --git a/feature/search/src/main/kotlin/com/google/samples/apps/nowinandroid/feature/search/navigation/SearchNavigation.kt b/feature/search/src/main/kotlin/com/google/samples/apps/nowinandroid/feature/search/navigation/SearchNavigation.kt
index 02470b092..3aef2a802 100644
--- a/feature/search/src/main/kotlin/com/google/samples/apps/nowinandroid/feature/search/navigation/SearchNavigation.kt
+++ b/feature/search/src/main/kotlin/com/google/samples/apps/nowinandroid/feature/search/navigation/SearchNavigation.kt
@@ -39,7 +39,7 @@ fun NavGraphBuilder.searchScreen(
             onBackClick = onBackClick,
             onInterestsClick = onInterestsClick,
             onTopicClick = onTopicClick,
-            errorHandler = errorHandler
+            errorHandler = errorHandler,
         )
     }
 }