BUG: (java:49821): Gtk-ERROR **: 10:58:13.474: GTK+ 2.x symbols detected. Using GTK+ 2.x and GTK+ 3 in the same process is not supported

[coldsprinkles]

Steps to reproduce

1. Download Suwayomi's AppImage
2. Run AppImage

Expected behavior

The application should run without any errors

Actual behavior

App throws an error and quits

Suwayomi-Server version

v2.1.1867

Used database

H2

Server operating system

Fedora 43

Server Desktop Environment

GNOME 49

Server JVM version

Whatever comes in the AppImage

Used client name

Default

Client version

Default

Used web browser

Not applicable

Client operating system

Fedora 43

Other details

riyani@riyanis-linux:~/Applications$ ./Suwayomi-Server
10:58:10.514 [Thread-0] INFO suwayomi.tachidesk.server.ServerSetup -- Starting Android Main Loop
10:58:11.028 [main] INFO suwayomi.tachidesk.server.ServerSetup -- Running Suwayomi-Server v2.1.1867
10:58:11.041 [main] DEBUG suwayomi.tachidesk.server.ServerSetup -- Loaded config:
{
"android" : {
"app" : {
"debug" : true,
"packageName" : "eu.kanade.tachiyomi"
},
"files" : {
"cacheDir" : "/home/riyani/.local/share/Tachidesk/android-compat/appdata/cache",
"codeCacheDir" : "/home/riyani/.local/share/Tachidesk/android-compat/appdata/code_cache",
"dataDir" : "/home/riyani/.local/share/Tachidesk/android-compat/appdata/data",
"databasesDir" : "/home/riyani/.local/share/Tachidesk/android-compat/appdata/databases",
"downloadCacheDir" : "/home/riyani/.local/share/Tachidesk/android-compat/extappdata/downloadCache",
"externalCacheDirs" : [
"/home/riyani/.local/share/Tachidesk/android-compat/extappdata/cache"
],
"externalFilesDirs" : [
"/home/riyani/.local/share/Tachidesk/android-compat/extappdata/files"
],
"externalMediaDirs" : [
"/home/riyani/.local/share/Tachidesk/android-compat/extappdata/media"
],
"externalStorageDir" : "/home/riyani/.local/share/Tachidesk/android-compat/extappdata",
"filesDir" : "/home/riyani/.local/share/Tachidesk/android-compat/appdata/files",
"noBackupFilesDir" : "/home/riyani/.local/share/Tachidesk/android-compat/appdata/no_backup",
"obbDirs" : [
"/home/riyani/.local/share/Tachidesk/android-compat/extappdata/obb"
],
"packageDir" : "/home/riyani/.local/share/Tachidesk/android-compat/android-compat/packages",
"prefsDir" : "/home/riyani/.local/share/Tachidesk/android-compat/appdata/shared_prefs",
"rootDir" : "/home/riyani/.local/share/Tachidesk/android-compat/appdata"
},
"system" : {
"isDebuggable" : true
}
},
"androidcompat" : {
"rootDir" : "/home/riyani/.local/share/Tachidesk/android-compat"
},
"server" : {
"authMode" : "none",
"authPassword" : "",
"authUsername" : "",
"autoDownloadIgnoreReUploads" : false,
"autoDownloadNewChapters" : false,
"autoDownloadNewChaptersLimit" : 0,
"backupInterval" : 1,
"backupPath" : "",
"backupTTL" : 14,
"backupTime" : "00:00",
"debugLogsEnabled" : false,
"downloadAsCbz" : true,
"downloadConversions" : {},
"downloadsPath" : "/home/riyani/Documents/Books/Comics",
"electronPath" : "",
"excludeCompleted" : true,
"excludeEntryWithUnreadChapters" : true,
"excludeNotStarted" : true,
"excludeUnreadChapters" : true,
"extensionRepos" : [
"https://raw.githubusercontent.com/keiyoushi/extensions/repo/index.min.json"
],
"flareSolverrAsResponseFallback" : false,
"flareSolverrEnabled" : false,
"flareSolverrSessionName" : "suwayomi",
"flareSolverrSessionTtl" : 15,
"flareSolverrTimeout" : 60,
"flareSolverrUrl" : "http://localhost:8191",
"globalUpdateInterval" : 12,
"initialOpenInBrowserEnabled" : true,
"ip" : "0.0.0.0",
"localSourcePath" : "",
"maxLogFileSize" : "10mb",
"maxLogFiles" : 31,
"maxLogFolderSize" : "100mb",
"maxSourcesInParallel" : 6,
"opdsChapterSortOrder" : "DESC",
"opdsEnablePageReadProgress" : true,
"opdsItemsPerPage" : 50,
"opdsMarkAsReadOnDownload" : false,
"opdsShowOnlyDownloadedChapters" : false,
"opdsShowOnlyUnreadChapters" : false,
"opdsUseBinaryFileSizes" : false,
"port" : 4567,
"socksProxyEnabled" : false,
"socksProxyHost" : "",
"socksProxyPassword" : "",
"socksProxyPort" : "",
"socksProxyUsername" : "",
"socksProxyVersion" : 5,
"systemTrayEnabled" : true,
"updateMangas" : false,
"webUIChannel" : "stable",
"webUIEnabled" : true,
"webUIFlavor" : "WebUI",
"webUIInterface" : "browser",
"webUIUpdateCheckInterval" : 23
}
}

10:58:11.042 [main] DEBUG suwayomi.tachidesk.server.ServerSetup -- Data Root directory is set to: /home/riyani/.local/share/Tachidesk
10:58:11.559 [main] INFO suwayomi.tachidesk.server.util.AppMutex -- Mutex status is clear, Resuming startup.
10:58:11.965 [main] INFO suwayomi.tachidesk.server.database.DBManager -- Using H2 database version 1.4
10:58:12.188 [main] INFO de.neonew.exposed.migrations.RunMigrations -- Running migrations on database jdbc:h2:/home/riyani/.local/share/Tachidesk/database
10:58:12.402 [main] INFO de.neonew.exposed.migrations.RunMigrations -- Database version before migrations: 50
10:58:12.403 [main] INFO de.neonew.exposed.migrations.RunMigrations -- Migrations finished successfully
10:58:12.549 [main] INFO Migration -- Running migrations, previous version 2, target version 2
10:58:12.552 [main] INFO Migration -- Skipping migration version 1: InitialMigration
10:58:12.552 [main] INFO Migration -- Skipping migration version 2: FixGlobalUpdateScheduling
10:58:12.580 [DefaultDispatcher-worker-10] INFO suwayomi.tachidesk.server.ServerSetup -- Socks Proxy changed - enabled=false address=: , username=, password=[REDACTED]
10:58:12.622 [DefaultDispatcher-worker-10] INFO suwayomi.tachidesk.manga.impl.update.Updater -- Trigger global update (interval= 12.0h, lastAutomatedUpdate= Wed Feb 11 15:17:32 IST 2026)
10:58:12.623 [DefaultDispatcher-worker-9] INFO suwayomi.tachidesk.manga.impl.backup.proto.ProtoBackupExport -- Creating automated backup...
10:58:12.732 [DefaultDispatcher-worker-4] ERROR dorkbox.systemTray.SystemTray -- GNOME shell detected, but UNSUPPORTED shell version (49.3). Falling back to GtkStatusIcon. Please create an issue with as many details as possible.
10:58:12.783 [main] INFO suwayomi.tachidesk.server.util.WebInterfaceManager setupWebUI(flavor= WebUI, servedFlavor= WebUI) -- found webUI files - version= r2717
10:58:12.785 [main] INFO suwayomi.tachidesk.server.util.WebInterfaceManager isLocalWebUIValid(flavor= WebUI, path= /home/riyani/.local/share/Tachidesk/webUI) -- Verifying WebUI files...
10:58:12.986 [DefaultDispatcher-worker-4] WARN dorkbox.jna.linux.GtkTheme -- Unable to get tray image size. Using fallback: 24
JCEF(58:13:168): initialized stderr logger, severity=LOGSEVERITY_DEFAULT
JCEF_I(58:13:169): CefApp: set state NEW
JCEF_I(58:13:234): CefApp: set state INITIALIZING
JCEF_V(58:13:235): Initialize CefApp on Thread[#71,CefInitialize-thread,5,main]
10:58:13.470 [DefaultDispatcher-worker-4] INFO dorkbox.systemTray.SystemTray -- Successfully loaded

(java:49821): Gtk-ERROR **: 10:58:13.474: GTK+ 2.x symbols detected. Using GTK+ 2.x and GTK+ 3 in the same process is not supported
[0100/000000.749985:WARNING:sandbox_linux.cc(418)] InitializeSandbox() called with multiple threads in process gpu-process.
Trace/breakpoint trap (core dumped) ./Suwayomi-Server

Acknowledgements

• I have searched the existing issues and this is a new ticket, NOT a duplicate or related to another open or closed issue.
• I have written a short but informative title (ideally less than ~100 characters).
• I have tried the troubleshooting guide described in README.md
• I have updated to the latest version.
• I have filled out all of the requested information in this form, including specific version numbers.
• I understand that Suwayomi does not have or fix any extensions, and I will not receive help for any issues related to sources or extensions.