Release v0.14.5

(cherry picked from commit ec49411bee)

.github/ISSUE_TEMPLATE.md

@@ -3,7 +3,7 @@
 I acknowledge that:
 
 - I have updated:
-  - To the latest version of the app (stable is v0.14.4)
+  - To the latest version of the app (stable is v0.14.5)
   - All extensions
 - I have tried the troubleshooting guide: https://tachiyomi.org/help/guides/troubleshooting-problems/
 - If this is an issue with an extension, that I should be opening an issue in https://github.com/tachiyomiorg/tachiyomi-extensions

.github/ISSUE_TEMPLATE/report_issue.yml

@@ -53,7 +53,7 @@ body:
       label: Tachiyomi version
       description: You can find your Tachiyomi version in **More → About**.
       placeholder: |
-        Example: "0.14.4"
+        Example: "0.14.5"
     validations:
       required: true
 
@@ -98,7 +98,7 @@ body:
           required: true
         - label: I have tried the [troubleshooting guide](https://tachiyomi.org/help/guides/troubleshooting/).
           required: true
-        - label: I have updated the app to version **[0.14.4](https://github.com/tachiyomiorg/tachiyomi/releases/latest)**.
+        - label: I have updated the app to version **[0.14.5](https://github.com/tachiyomiorg/tachiyomi/releases/latest)**.
           required: true
         - label: I have updated all installed extensions.
           required: true

.github/ISSUE_TEMPLATE/request_feature.yml

@@ -33,7 +33,7 @@ body:
           required: true
         - label: If this is an issue with an extension, I should be opening an issue in the [extensions repository](https://github.com/tachiyomiorg/tachiyomi-extensions/issues/new/choose).
           required: true
-        - label: I have updated the app to version **[0.14.4](https://github.com/tachiyomiorg/tachiyomi/releases/latest)**.
+        - label: I have updated the app to version **[0.14.5](https://github.com/tachiyomiorg/tachiyomi/releases/latest)**.
           required: true
         - label: I will fill out all of the requested information in this form.
           required: true

app/build.gradle.kts

@@ -22,8 +22,8 @@ android {
 
     defaultConfig {
         applicationId = "eu.kanade.tachiyomi"
-        versionCode = 95
-        versionName = "0.14.4"
+        versionCode = 98
+        versionName = "0.14.5"
 
         buildConfigField("String", "COMMIT_COUNT", "\"${getCommitCount()}\"")
         buildConfigField("String", "COMMIT_SHA", "\"${getGitSha()}\"")

app/src/main/java/eu/kanade/presentation/browse/BrowseSourceScreen.kt

@@ -1,6 +1,7 @@
 package eu.kanade.presentation.browse
 
 import androidx.compose.foundation.layout.PaddingValues
+import androidx.compose.foundation.layout.padding
 import androidx.compose.foundation.lazy.grid.GridCells
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.outlined.HelpOutline
@@ -11,6 +12,7 @@ import androidx.compose.material3.SnackbarHostState
 import androidx.compose.material3.SnackbarResult
 import androidx.compose.runtime.Composable
 import androidx.compose.runtime.LaunchedEffect
+import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.LocalContext
 import androidx.paging.LoadState
 import androidx.paging.compose.LazyPagingItems
@@ -18,19 +20,22 @@ import eu.kanade.data.source.NoResultsException
 import eu.kanade.presentation.browse.components.BrowseSourceComfortableGrid
 import eu.kanade.presentation.browse.components.BrowseSourceCompactGrid
 import eu.kanade.presentation.browse.components.BrowseSourceList
+import eu.kanade.presentation.components.AppBar
 import eu.kanade.presentation.components.EmptyScreen
 import eu.kanade.presentation.components.EmptyScreenAction
 import eu.kanade.presentation.components.LoadingScreen
+import eu.kanade.presentation.components.Scaffold
 import eu.kanade.tachiyomi.R
-import eu.kanade.tachiyomi.source.CatalogueSource
 import eu.kanade.tachiyomi.source.LocalSource
+import eu.kanade.tachiyomi.source.Source
+import eu.kanade.tachiyomi.source.SourceManager
 import kotlinx.coroutines.flow.StateFlow
 import tachiyomi.domain.library.model.LibraryDisplayMode
 import tachiyomi.domain.manga.model.Manga
 
 @Composable
 fun BrowseSourceContent(
-    source: CatalogueSource?,
+    source: Source?,
     mangaList: LazyPagingItems<StateFlow<Manga>>,
     columns: GridCells,
     displayMode: LibraryDisplayMode,
@@ -139,3 +144,24 @@ fun BrowseSourceContent(
         }
     }
 }
+
+@Composable
+fun MissingSourceScreen(
+    source: SourceManager.StubSource,
+    navigateUp: () -> Unit,
+) {
+    Scaffold(
+        topBar = { scrollBehavior ->
+            AppBar(
+                title = source.name,
+                navigateUp = navigateUp,
+                scrollBehavior = scrollBehavior,
+            )
+        },
+    ) { paddingValues ->
+        EmptyScreen(
+            message = source.getSourceNotInstalledException().message!!,
+            modifier = Modifier.padding(paddingValues),
+        )
+    }
+}

app/src/main/java/eu/kanade/presentation/browse/components/BrowseSourceToolbar.kt

@@ -20,15 +20,15 @@ import eu.kanade.presentation.components.DropdownMenu
 import eu.kanade.presentation.components.RadioMenuItem
 import eu.kanade.presentation.components.SearchToolbar
 import eu.kanade.tachiyomi.R
-import eu.kanade.tachiyomi.source.CatalogueSource
 import eu.kanade.tachiyomi.source.LocalSource
+import eu.kanade.tachiyomi.source.Source
 import tachiyomi.domain.library.model.LibraryDisplayMode
 
 @Composable
 fun BrowseSourceToolbar(
     searchQuery: String?,
     onSearchQueryChange: (String?) -> Unit,
-    source: CatalogueSource?,
+    source: Source?,
     displayMode: LibraryDisplayMode,
     onDisplayModeChange: (LibraryDisplayMode) -> Unit,
     navigateUp: () -> Unit,

app/src/main/java/eu/kanade/presentation/components/Scaffold.kt

@@ -240,13 +240,16 @@ private fun ScaffoldLayout(
                 )
             }.fastMap { it.measure(looseConstraints) }
 
-            val bottomBarHeight = bottomBarPlaceables.fastMaxBy { it.height }?.height
+            val bottomBarHeight = bottomBarPlaceables
+                .fastMaxBy { it.height }
+                ?.height
+                ?.takeIf { it != 0 }
             val fabOffsetFromBottom = fabPlacement?.let {
                 max(bottomBarHeight ?: 0, bottomInset) + it.height + FabSpacing.roundToPx()
             }
 
             val snackbarOffsetFromBottom = if (snackbarHeight != 0) {
-                snackbarHeight + (fabOffsetFromBottom ?: bottomBarHeight ?: bottomInset)
+                snackbarHeight + (fabOffsetFromBottom ?: max(bottomBarHeight ?: 0, bottomInset))
             } else {
                 0
             }

app/src/main/java/eu/kanade/presentation/library/components/LibraryContent.kt

@@ -60,6 +60,9 @@ fun LibraryContent(
         var isRefreshing by remember(pagerState.currentPage) { mutableStateOf(false) }
 
         if (showPageTabs && categories.size > 1) {
+            if (categories.size <= pagerState.currentPage) {
+                pagerState.currentPage = categories.size - 1
+            }
             LibraryTabs(
                 categories = categories,
                 currentPageIndex = pagerState.currentPage,

app/src/main/java/eu/kanade/presentation/manga/components/MangaCoverDialog.kt

@@ -40,6 +40,7 @@ import androidx.compose.ui.window.Dialog
 import androidx.compose.ui.window.DialogProperties
 import androidx.core.view.updatePadding
 import coil.imageLoader
+import coil.request.CachePolicy
 import coil.request.ImageRequest
 import coil.size.Size
 import eu.kanade.presentation.components.DropdownMenu
@@ -162,6 +163,7 @@ fun MangaCoverDialog(
                         val request = ImageRequest.Builder(view.context)
                             .data(coverDataProvider())
                             .size(Size.ORIGINAL)
+                            .memoryCachePolicy(CachePolicy.DISABLED)
                             .target { drawable ->
                                 // Copy bitmap in case it came from memory cache
                                 // Because SSIV needs to thoroughly read the image

app/src/main/java/eu/kanade/tachiyomi/source/SourceManager.kt

@@ -152,6 +152,6 @@ class SourceManager(
         }
     }
 
-    inner class SourceNotInstalledException(val sourceString: String) :
+    inner class SourceNotInstalledException(sourceString: String) :
         Exception(context.getString(R.string.source_not_installed, sourceString))
 }

app/src/main/java/eu/kanade/tachiyomi/ui/browse/migration/search/MigrateSearchScreenModel.kt

@@ -49,7 +49,7 @@ class MigrateSearchScreenModel(
             .filter { it.lang in enabledLanguages }
             .filterNot { "${it.id}" in disabledSources }
             .sortedWith(compareBy({ "${it.id}" !in pinnedSources }, { "${it.name.lowercase()} (${it.lang})" }))
-            .sortedByDescending { it.id == state.value.manga!!.id }
+            .sortedByDescending { it.id == state.value.manga!!.source }
     }
 
     override fun updateSearchQuery(query: String?) {

app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/BrowseSourceScreen.kt

@@ -39,6 +39,7 @@ import cafe.adriel.voyager.core.screen.uniqueScreenKey
 import cafe.adriel.voyager.navigator.LocalNavigator
 import cafe.adriel.voyager.navigator.currentOrThrow
 import eu.kanade.presentation.browse.BrowseSourceContent
+import eu.kanade.presentation.browse.MissingSourceScreen
 import eu.kanade.presentation.browse.components.BrowseSourceToolbar
 import eu.kanade.presentation.browse.components.RemoveMangaDialog
 import eu.kanade.presentation.components.ChangeCategoryDialog
@@ -48,7 +49,9 @@ import eu.kanade.presentation.components.Scaffold
 import eu.kanade.presentation.util.AssistContentScreen
 import eu.kanade.presentation.util.padding
 import eu.kanade.tachiyomi.R
+import eu.kanade.tachiyomi.source.CatalogueSource
 import eu.kanade.tachiyomi.source.LocalSource
+import eu.kanade.tachiyomi.source.SourceManager
 import eu.kanade.tachiyomi.source.online.HttpSource
 import eu.kanade.tachiyomi.ui.browse.source.browse.BrowseSourceScreenModel.Listing
 import eu.kanade.tachiyomi.ui.category.CategoryScreen
@@ -73,17 +76,10 @@ data class BrowseSourceScreen(
 
     @Composable
     override fun Content() {
-        val navigator = LocalNavigator.currentOrThrow
-        val scope = rememberCoroutineScope()
-        val context = LocalContext.current
-        val haptic = LocalHapticFeedback.current
-        val uriHandler = LocalUriHandler.current
-
         val screenModel = rememberScreenModel { BrowseSourceScreenModel(sourceId, listingQuery) }
         val state by screenModel.state.collectAsState()
 
-        val snackbarHostState = remember { SnackbarHostState() }
-
+        val navigator = LocalNavigator.currentOrThrow
         val navigateUp: () -> Unit = {
             when {
                 !state.isUserQuery && state.toolbarQuery != null -> screenModel.setToolbarQuery(null)
@@ -91,8 +87,21 @@ data class BrowseSourceScreen(
             }
         }
 
-        val onHelpClick = { uriHandler.openUri(LocalSource.HELP_URL) }
+        if (screenModel.source is SourceManager.StubSource) {
+            MissingSourceScreen(
+                source = screenModel.source,
+                navigateUp = navigateUp,
+            )
+            return
+        }
 
+        val scope = rememberCoroutineScope()
+        val context = LocalContext.current
+        val haptic = LocalHapticFeedback.current
+        val uriHandler = LocalUriHandler.current
+        val snackbarHostState = remember { SnackbarHostState() }
+
+        val onHelpClick = { uriHandler.openUri(LocalSource.HELP_URL) }
         val onWebViewClick = f@{
             val source = screenModel.source as? HttpSource ?: return@f
             navigator.push(
@@ -147,7 +156,7 @@ data class BrowseSourceScreen(
                                 Text(text = stringResource(R.string.popular))
                             },
                         )
-                        if (screenModel.source.supportsLatest) {
+                        if ((screenModel.source as CatalogueSource).supportsLatest) {
                             FilterChip(
                                 selected = state.listing == Listing.Latest,
                                 onClick = {

app/src/main/java/eu/kanade/tachiyomi/ui/browse/source/browse/BrowseSourceScreenModel.kt

@@ -102,23 +102,25 @@ class BrowseSourceScreenModel(
 
     var displayMode by sourcePreferences.sourceDisplayMode().asState(coroutineScope)
 
-    val source = sourceManager.get(sourceId) as CatalogueSource
+    val source = sourceManager.getOrStub(sourceId)
 
     init {
-        mutableState.update {
-            var query: String? = null
-            var listing = it.listing
+        if (source is CatalogueSource) {
+            mutableState.update {
+                var query: String? = null
+                var listing = it.listing
 
-            if (listing is Listing.Search) {
-                query = listing.query
-                listing = Listing.Search(query, source.getFilterList())
+                if (listing is Listing.Search) {
+                    query = listing.query
+                    listing = Listing.Search(query, source.getFilterList())
+                }
+
+                it.copy(
+                    listing = listing,
+                    filters = source.getFilterList(),
+                    toolbarQuery = query,
+                )
             }
-
-            it.copy(
-                listing = listing,
-                filters = source.getFilterList(),
-                toolbarQuery = query,
-            )
         }
     }
 
@@ -162,6 +164,8 @@ class BrowseSourceScreenModel(
     }
 
     fun resetFilters() {
+        if (source !is CatalogueSource) return
+
         mutableState.update { it.copy(filters = source.getFilterList()) }
     }
 
@@ -170,6 +174,8 @@ class BrowseSourceScreenModel(
     }
 
     fun search(query: String? = null, filters: FilterList? = null) {
+        if (source !is CatalogueSource) return
+
         val input = state.value.listing as? Listing.Search
             ?: Listing.Search(query = null, filters = source.getFilterList())
 
@@ -185,6 +191,8 @@ class BrowseSourceScreenModel(
     }
 
     fun searchGenre(genreName: String) {
+        if (source !is CatalogueSource) return
+
         val defaultFilters = source.getFilterList()
         var genreExists = false
 

app/src/main/java/eu/kanade/tachiyomi/ui/download/DownloadQueueScreen.kt

@@ -8,7 +8,6 @@ import androidx.compose.animation.fadeOut
 import androidx.compose.foundation.isSystemInDarkTheme
 import androidx.compose.foundation.layout.Box
 import androidx.compose.foundation.layout.Row
-import androidx.compose.foundation.layout.navigationBarsPadding
 import androidx.compose.foundation.layout.padding
 import androidx.compose.material.icons.Icons
 import androidx.compose.material.icons.filled.PlayArrow
@@ -226,7 +225,6 @@ object DownloadQueueScreen : Screen {
                             }
                         },
                         expanded = fabExpanded,
-                        modifier = Modifier.navigationBarsPadding(),
                     )
                 }
             },

app/src/main/java/eu/kanade/tachiyomi/ui/main/MainActivity.kt

@@ -3,12 +3,14 @@ package eu.kanade.tachiyomi.ui.main
 import android.animation.ValueAnimator
 import android.app.SearchManager
 import android.app.assist.AssistContent
+import android.content.Context
 import android.content.Intent
 import android.graphics.Color
 import android.os.Build
 import android.os.Bundle
 import android.view.View
 import android.widget.Toast
+import androidx.activity.ComponentActivity
 import androidx.activity.compose.BackHandler
 import androidx.compose.foundation.isSystemInDarkTheme
 import androidx.compose.foundation.layout.Box
@@ -41,6 +43,7 @@ import androidx.core.animation.doOnEnd
 import androidx.core.net.toUri
 import androidx.core.splashscreen.SplashScreen
 import androidx.core.splashscreen.SplashScreen.Companion.installSplashScreen
+import androidx.core.util.Consumer
 import androidx.core.view.WindowCompat
 import androidx.interpolator.view.animation.FastOutSlowInInterpolator
 import androidx.interpolator.view.animation.LinearOutSlowInInterpolator
@@ -85,7 +88,10 @@ import eu.kanade.tachiyomi.util.system.openInBrowser
 import eu.kanade.tachiyomi.util.system.toast
 import eu.kanade.tachiyomi.util.view.setComposeContent
 import kotlinx.coroutines.cancel
+import kotlinx.coroutines.channels.awaitClose
 import kotlinx.coroutines.delay
+import kotlinx.coroutines.flow.callbackFlow
+import kotlinx.coroutines.flow.collectLatest
 import kotlinx.coroutines.flow.drop
 import kotlinx.coroutines.flow.filter
 import kotlinx.coroutines.flow.launchIn
@@ -119,8 +125,7 @@ class MainActivity : BaseActivity() {
      */
     private var settingsSheet: LibrarySettingsSheet? = null
 
-    private var isHandlingShortcut: Boolean = false
-    private lateinit var navigator: Navigator
+    private var navigator: Navigator? = null
 
     override fun onCreate(savedInstanceState: Bundle?) {
         // Prevent splash screen showing up on configuration changes
@@ -210,7 +215,7 @@ class MainActivity : BaseActivity() {
 
                     if (savedInstanceState == null) {
                         // Set start screen
-                        handleIntentAction(intent)
+                        handleIntentAction(intent, navigator)
 
                         // Reset Incognito Mode on relaunch
                         preferences.incognitoMode().set(false)
@@ -257,6 +262,7 @@ class MainActivity : BaseActivity() {
                 }
 
                 CheckForUpdate()
+                HandleOnNewIntent(context = context, navigator = navigator)
             }
 
             var showChangelog by remember { mutableStateOf(didMigration && !BuildConfig.DEBUG) }
@@ -288,7 +294,7 @@ class MainActivity : BaseActivity() {
 
     override fun onProvideAssistContent(outContent: AssistContent) {
         super.onProvideAssistContent(outContent)
-        when (val screen = navigator.lastItem) {
+        when (val screen = navigator?.lastItem) {
             is AssistContentScreen -> {
                 screen.onProvideAssistUrl()?.let { outContent.webUri = it.toUri() }
             }
@@ -319,6 +325,18 @@ class MainActivity : BaseActivity() {
         }
     }
 
+    @Composable
+    fun HandleOnNewIntent(context: Context, navigator: Navigator) {
+        LaunchedEffect(Unit) {
+            callbackFlow<Intent> {
+                val componentActivity = context as ComponentActivity
+                val consumer = Consumer<Intent> { trySend(it) }
+                componentActivity.addOnNewIntentListener(consumer)
+                awaitClose { componentActivity.removeOnNewIntentListener(consumer) }
+            }.collectLatest { handleIntentAction(it, navigator) }
+        }
+    }
+
     @Composable
     private fun CheckForUpdate() {
         val context = LocalContext.current
@@ -387,37 +405,26 @@ class MainActivity : BaseActivity() {
         }
     }
 
-    override fun onNewIntent(intent: Intent) {
-        lifecycleScope.launch {
-            val handle = handleIntentAction(intent)
-            if (!handle) {
-                super.onNewIntent(intent)
-            }
-        }
-    }
-
-    private suspend fun handleIntentAction(intent: Intent): Boolean {
+    private fun handleIntentAction(intent: Intent, navigator: Navigator): Boolean {
         val notificationId = intent.getIntExtra("notificationId", -1)
         if (notificationId > -1) {
             NotificationReceiver.dismissNotification(applicationContext, notificationId, intent.getIntExtra("groupId", 0))
         }
 
-        isHandlingShortcut = true
-
-        when (intent.action) {
-            Constants.SHORTCUT_LIBRARY -> HomeScreen.openTab(HomeScreen.Tab.Library())
+        val tabToOpen = when (intent.action) {
+            Constants.SHORTCUT_LIBRARY -> HomeScreen.Tab.Library()
             Constants.SHORTCUT_MANGA -> {
                 val idToOpen = intent.extras?.getLong(Constants.MANGA_EXTRA) ?: return false
                 navigator.popUntilRoot()
-                HomeScreen.openTab(HomeScreen.Tab.Library(idToOpen))
+                HomeScreen.Tab.Library(idToOpen)
             }
-            Constants.SHORTCUT_UPDATES -> HomeScreen.openTab(HomeScreen.Tab.Updates)
-            Constants.SHORTCUT_HISTORY -> HomeScreen.openTab(HomeScreen.Tab.History)
-            Constants.SHORTCUT_SOURCES -> HomeScreen.openTab(HomeScreen.Tab.Browse(false))
-            Constants.SHORTCUT_EXTENSIONS -> HomeScreen.openTab(HomeScreen.Tab.Browse(true))
+            Constants.SHORTCUT_UPDATES -> HomeScreen.Tab.Updates
+            Constants.SHORTCUT_HISTORY -> HomeScreen.Tab.History
+            Constants.SHORTCUT_SOURCES -> HomeScreen.Tab.Browse(false)
+            Constants.SHORTCUT_EXTENSIONS -> HomeScreen.Tab.Browse(true)
             Constants.SHORTCUT_DOWNLOADS -> {
                 navigator.popUntilRoot()
-                HomeScreen.openTab(HomeScreen.Tab.More(toDownloads = true))
+                HomeScreen.Tab.More(toDownloads = true)
             }
             Intent.ACTION_SEARCH, Intent.ACTION_SEND, "com.google.android.gms.actions.SEARCH_ACTION" -> {
                 // If the intent match the "standard" Android search intent
@@ -429,6 +436,7 @@ class MainActivity : BaseActivity() {
                     navigator.popUntilRoot()
                     navigator.push(GlobalSearchScreen(query))
                 }
+                null
             }
             INTENT_SEARCH -> {
                 val query = intent.getStringExtra(INTENT_SEARCH_QUERY)
@@ -437,15 +445,16 @@ class MainActivity : BaseActivity() {
                     navigator.popUntilRoot()
                     navigator.push(GlobalSearchScreen(query, filter))
                 }
+                null
             }
-            else -> {
-                isHandlingShortcut = false
-                return false
-            }
+            else -> return false
+        }
+
+        if (tabToOpen != null) {
+            lifecycleScope.launch { HomeScreen.openTab(tabToOpen) }
         }
 
         ready = true
-        isHandlingShortcut = false
         return true
     }
 
@@ -456,7 +465,7 @@ class MainActivity : BaseActivity() {
     }
 
     override fun onBackPressed() {
-        if (navigator.size == 1 &&
+        if (navigator?.size == 1 &&
             !onBackPressedDispatcher.hasEnabledCallbacks() &&
             libraryPreferences.autoClearChapterCache().get()
         ) {

app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderActivity.kt

@@ -871,7 +871,7 @@ class ReaderActivity : BaseActivity() {
      * the viewer is reaching the beginning or end of a chapter or the transition page is active.
      */
     fun requestPreloadChapter(chapter: ReaderChapter) {
-        lifecycleScope.launch { viewModel.preloadChapter(chapter) }
+        lifecycleScope.launchIO { viewModel.preloadChapter(chapter) }
     }
 
     /**

app/src/main/java/eu/kanade/tachiyomi/ui/reader/ReaderViewModel.kt

@@ -177,10 +177,11 @@ class ReaderViewModel(
         }.run {
             if (readerPreferences.skipDupe().get()) {
                 groupBy { it.chapterNumber }
-                    .mapValues { (_, chapters) ->
-                        chapters.find { it.id == chapterId || it.scanlator == selectedChapter.scanlator } ?: chapters.first()
+                    .map { (_, chapters) ->
+                        chapters.find { it.id == selectedChapter.id }
+                            ?: chapters.find { it.scanlator == selectedChapter.scanlator }
+                            ?: chapters.first()
                     }
-                    .values
             } else {
                 this
             }
@@ -364,6 +365,10 @@ class ReaderViewModel(
      * that the user doesn't have to wait too long to continue reading.
      */
     private suspend fun preload(chapter: ReaderChapter) {
+        if (chapter.state is ReaderChapter.State.Loaded || chapter.state == ReaderChapter.State.Loading) {
+            return
+        }
+
         if (chapter.pageLoader is HttpPageLoader) {
             val manga = manga ?: return
             val dbChapter = chapter.chapter
@@ -383,20 +388,17 @@ class ReaderViewModel(
             return
         }
 
-        logcat { "Preloading ${chapter.chapter.url}" }
-
         val loader = loader ?: return
-        withIOContext {
-            try {
-                loader.loadChapter(chapter)
-            } catch (e: Throwable) {
-                if (e is CancellationException) {
-                    throw e
-                }
-                return@withIOContext
+        try {
+            logcat { "Preloading ${chapter.chapter.url}" }
+            loader.loadChapter(chapter)
+        } catch (e: Throwable) {
+            if (e is CancellationException) {
+                throw e
             }
-            eventChannel.trySend(Event.ReloadViewerChapters)
+            return
         }
+        eventChannel.trySend(Event.ReloadViewerChapters)
     }
 
     /**
@@ -580,7 +582,12 @@ class ReaderViewModel(
         val sChapter = getCurrentChapter()?.chapter ?: return null
         val source = getSource() ?: return null
 
-        return source.getChapterUrl(sChapter)
+        return try {
+            source.getChapterUrl(sChapter)
+        } catch (e: Exception) {
+            logcat(LogPriority.ERROR, e)
+            null
+        }
     }
 
     /**

app/src/main/java/eu/kanade/tachiyomi/ui/webview/WebViewActivity.kt

@@ -17,6 +17,7 @@ import eu.kanade.tachiyomi.util.system.openInBrowser
 import eu.kanade.tachiyomi.util.system.toShareIntent
 import eu.kanade.tachiyomi.util.system.toast
 import eu.kanade.tachiyomi.util.view.setComposeContent
+import logcat.LogPriority
 import okhttp3.HttpUrl.Companion.toHttpUrl
 import tachiyomi.core.util.system.logcat
 import uy.kohesive.injekt.injectLazy
@@ -47,7 +48,11 @@ class WebViewActivity : BaseActivity() {
 
         var headers = emptyMap<String, String>()
         (sourceManager.get(intent.extras!!.getLong(SOURCE_KEY)) as? HttpSource)?.let { source ->
-            headers = source.headers.toMultimap().mapValues { it.value.getOrNull(0) ?: "" }
+            try {
+                headers = source.headers.toMultimap().mapValues { it.value.getOrNull(0) ?: "" }
+            } catch (e: Exception) {
+                logcat(LogPriority.ERROR, e) { "Failed to build headers" }
+            }
         }
 
         setComposeContent {

app/src/main/java/eu/kanade/tachiyomi/ui/webview/WebViewScreenModel.kt

@@ -10,6 +10,7 @@ import eu.kanade.tachiyomi.source.online.HttpSource
 import eu.kanade.tachiyomi.util.system.openInBrowser
 import eu.kanade.tachiyomi.util.system.toShareIntent
 import eu.kanade.tachiyomi.util.system.toast
+import logcat.LogPriority
 import okhttp3.HttpUrl.Companion.toHttpUrl
 import tachiyomi.core.util.system.logcat
 import uy.kohesive.injekt.Injekt
@@ -25,7 +26,11 @@ class WebViewScreenModel(
 
     init {
         sourceId?.let { sourceManager.get(it) as? HttpSource }?.let { source ->
-            headers = source.headers.toMultimap().mapValues { it.value.getOrNull(0) ?: "" }
+            try {
+                headers = source.headers.toMultimap().mapValues { it.value.getOrNull(0) ?: "" }
+            } catch (e: Exception) {
+                logcat(LogPriority.ERROR, e) { "Failed to build headers" }
+            }
         }
     }