diff --git a/connector/syncthingnotifier.cpp b/connector/syncthingnotifier.cpp
index 66e3d68..596de35 100644
--- a/connector/syncthingnotifier.cpp
+++ b/connector/syncthingnotifier.cpp
@@ -41,6 +41,9 @@ SyncthingNotifier::SyncthingNotifier(const SyncthingConnection &connection, QObj
     connect(&connection, &SyncthingConnection::dirCompleted, this, &SyncthingNotifier::emitSyncComplete);
     connect(&connection, &SyncthingConnection::newDevAvailable, this, &SyncthingNotifier::handleNewDevEvent);
     connect(&connection, &SyncthingConnection::newDirAvailable, this, &SyncthingNotifier::handleNewDirEvent);
+    if (m_process) {
+        connect(m_process, &QProcess::errorOccurred, this, &SyncthingNotifier::handleSyncthingProcessError);
+    }
 }
 
 void SyncthingNotifier::handleStatusChangedEvent(SyncthingStatus newStatus)
@@ -92,6 +95,24 @@ void SyncthingNotifier::handleNewDirEvent(DateTime when, const QString &devId, c
     emit newDir(devId, dirId, message);
 }
 
+void SyncthingNotifier::handleSyncthingProcessError(QProcess::ProcessError processError)
+{
+    if (!(m_enabledNotifications & SyncthingHighLevelNotification::SyncthingProcessError)) {
+        return;
+    }
+
+    switch(processError) {
+    case QProcess::FailedToStart:
+        emit syncthingProcessError(tr("Failed to start Syncthing"), tr("Maybe the configured binary path is wrong or the binary is not marked as executable."));
+        break;
+    case QProcess::Crashed:
+        emit syncthingProcessError(tr("Syncthing crashed with exit code %1").arg(m_process->exitCode()), QString());
+        break;
+    default:
+        emit syncthingProcessError(tr("Syncthing launcher error occurred"), m_process->errorString());
+    }
+}
+
 /*!
  * \brief Returns whether a "disconnected" notification should be shown.
  * \todo Unify with InternalError::isRelevant().
diff --git a/connector/syncthingnotifier.h b/connector/syncthingnotifier.h
index 2162c53..3c918eb 100644
--- a/connector/syncthingnotifier.h
+++ b/connector/syncthingnotifier.h
@@ -4,6 +4,7 @@
 #include "./global.h"
 
 #include <QObject>
+#include <QProcess>
 
 namespace CppUtilities {
 class DateTime;
@@ -29,6 +30,7 @@ enum class SyncthingHighLevelNotification {
     RemoteSyncComplete = 0x4,
     NewDevice = 0x8,
     NewDir = 0x10,
+    SyncthingProcessError = 0x20,
 };
 
 /// \cond
@@ -90,11 +92,14 @@ Q_SIGNALS:
     void newDevice(const QString &devId, const QString &message);
     ///! \brief Emitted when a new directory is shared with us.
     void newDir(const QString &devId, const QString &dirId, const QString &message);
+    ///! \brief Emitted when the Syncthing process fails to start or crashes.
+    void syncthingProcessError(const QString &message, const QString &additionalInfo);
 
 private Q_SLOTS:
     void handleStatusChangedEvent(SyncthingStatus newStatus);
     void handleNewDevEvent(CppUtilities::DateTime when, const QString &devId, const QString &address);
     void handleNewDirEvent(CppUtilities::DateTime when, const QString &devId, const SyncthingDev *dev, const QString &dirId, const QString &dirLabel);
+    void handleSyncthingProcessError(QProcess::ProcessError syncthingProcessError);
 
 private:
     bool isDisconnectRelevant() const;
diff --git a/tray/gui/trayicon.cpp b/tray/gui/trayicon.cpp
index 3e0a033..7480252 100644
--- a/tray/gui/trayicon.cpp
+++ b/tray/gui/trayicon.cpp
@@ -86,6 +86,7 @@ TrayIcon::TrayIcon(const QString &connectionConfig, QObject *parent)
     connect(this, &TrayIcon::messageClicked, this, &TrayIcon::handleMessageClicked);
     connect(&connection, &SyncthingConnection::error, this, &TrayIcon::showInternalError);
     connect(&connection, &SyncthingConnection::newNotification, this, &TrayIcon::showSyncthingNotification);
+    connect(&notifier, &SyncthingNotifier::syncthingProcessError, this, &TrayIcon::showLauncherError);
     connect(&notifier, &SyncthingNotifier::disconnected, this, &TrayIcon::showDisconnected);
     connect(&notifier, &SyncthingNotifier::syncComplete, this, &TrayIcon::showSyncComplete);
     connect(&notifier, &SyncthingNotifier::newDevice, this, &TrayIcon::showNewDev);
@@ -191,13 +192,12 @@ void TrayIcon::handleErrorsCleared()
     m_errorsAction->setVisible(false);
 }
 
-void TrayIcon::showInternalError(
-    const QString &errorMsg, SyncthingErrorCategory category, int networkError, const QNetworkRequest &request, const QByteArray &response)
+void TrayIcon::showInternalError(const QString &errorMessage, SyncthingErrorCategory category, int networkError, const QNetworkRequest &request, const QByteArray &response)
 {
     if (!InternalError::isRelevant(m_trayMenu.widget().connection(), category, networkError)) {
         return;
     }
-    InternalError error(errorMsg, request.url(), response);
+    InternalError error(errorMessage, request.url(), response);
 #ifdef QT_UTILITIES_SUPPORT_DBUS_NOTIFICATIONS
     if (m_dbusNotificationsEnabled) {
         m_dbusNotifier.showInternalError(error);
@@ -205,12 +205,25 @@ void TrayIcon::showInternalError(
 #endif
     {
         m_messageClickedAction = TrayIconMessageClickedAction::ShowInternalErrors;
-        showMessage(tr("Error"), errorMsg, QSystemTrayIcon::Critical);
+        showMessage(tr("Error"), errorMessage, QSystemTrayIcon::Critical);
     }
     InternalErrorsDialog::addError(move(error));
     m_errorsAction->setVisible(true);
 }
 
+void TrayIcon::showLauncherError(const QString &errorMessage, const QString &additionalInfo)
+{
+#ifdef QT_UTILITIES_SUPPORT_DBUS_NOTIFICATIONS
+    if (m_dbusNotificationsEnabled) {
+        m_dbusNotifier.showLauncherError(errorMessage, additionalInfo);
+    } else
+#endif
+    {
+        m_messageClickedAction = TrayIconMessageClickedAction::None;
+        showMessage(tr("Launcher error"), QStringList({errorMessage, additionalInfo}).join(QChar('\n')), QSystemTrayIcon::Critical);
+    }
+}
+
 void TrayIcon::showSyncthingNotification(CppUtilities::DateTime when, const QString &message)
 {
     if (m_notifyOnSyncthingErrors) {
diff --git a/tray/gui/trayicon.h b/tray/gui/trayicon.h
index f0bb559..3e2b3d8 100644
--- a/tray/gui/trayicon.h
+++ b/tray/gui/trayicon.h
@@ -33,7 +33,8 @@ public:
 
 public slots:
     void showInternalError(
-        const QString &errorMsg, Data::SyncthingErrorCategory category, int networkError, const QNetworkRequest &request, const QByteArray &response);
+        const QString &errorMessage, Data::SyncthingErrorCategory category, int networkError, const QNetworkRequest &request, const QByteArray &response);
+    void showLauncherError(const QString &errorMessage, const QString &additionalInfo);
     void showSyncthingNotification(CppUtilities::DateTime when, const QString &message);
     void showInternalErrorsDialog();
     void updateStatusIconAndText();
diff --git a/widgets/misc/dbusstatusnotifier.cpp b/widgets/misc/dbusstatusnotifier.cpp
index e5dc24b..92aa372 100644
--- a/widgets/misc/dbusstatusnotifier.cpp
+++ b/widgets/misc/dbusstatusnotifier.cpp
@@ -23,6 +23,7 @@ DBusStatusNotifier::DBusStatusNotifier(QObject *parent)
     : QObject(parent)
     , m_disconnectedNotification(QStringLiteral(APP_NAME), QStringLiteral("network-disconnect"), 5000)
     , m_internalErrorNotification(QStringLiteral(APP_NAME) + tr(" - internal error"), NotificationIcon::Critical, 5000)
+    , m_launcherErrorNotification(QStringLiteral(APP_NAME) + tr(" - launcher error"), NotificationIcon::Critical, 5000)
     , m_syncthingNotification(tr("Syncthing notification"), NotificationIcon::Warning, 10000)
     , m_syncCompleteNotification(QStringLiteral(APP_NAME), NotificationIcon::Information, 5000)
     , m_newDevNotification(QStringLiteral(APP_NAME) + tr(" - new device"), NotificationIcon::Information, 5000)
@@ -37,6 +38,10 @@ DBusStatusNotifier::DBusStatusNotifier(QObject *parent)
     m_internalErrorNotification.setActions(QStringList({ QStringLiteral("details"), tr("View details") }));
     connect(&m_internalErrorNotification, &DBusNotification::actionInvoked, this, &DBusStatusNotifier::errorDetailsRequested);
 
+    m_internalErrorNotification.setApplicationName(QStringLiteral(APP_NAME));
+    m_internalErrorNotification.setActions(QStringList({ QStringLiteral("details"), tr("View details") }));
+    connect(&m_internalErrorNotification, &DBusNotification::actionInvoked, this, &DBusStatusNotifier::errorDetailsRequested);
+
     m_syncthingNotification.setApplicationName(QStringLiteral(APP_NAME));
     m_syncthingNotification.setActions(QStringList({ QStringLiteral("show"), tr("Show"), QStringLiteral("dismiss"), tr("Dismiss") }));
     connect(&m_syncthingNotification, &DBusNotification::actionInvoked, this, &DBusStatusNotifier::handleSyncthingNotificationAction);
@@ -61,7 +66,8 @@ void DBusStatusNotifier::setIcons(const StatusIcons &icons)
     if (!icons.isValid) {
         return;
     }
-    m_syncthingNotification.setImage(makeImage(icons.error));
+    m_launcherErrorNotification.setImage(makeImage(icons.error));
+    m_syncthingNotification.setImage(m_launcherErrorNotification.image());
     m_syncthingNotification.setImage(makeImage(icons.notify));
     m_syncCompleteNotification.setImage(makeImage(icons.syncComplete));
     m_newDevNotification.setImage(makeImage(icons.newItem));
@@ -76,6 +82,7 @@ void DBusStatusNotifier::handleSyncthingNotificationAction(const QString &action
         emit showNotificationsRequested();
     }
 }
+
 } // namespace QtGui
 
 #endif
diff --git a/widgets/misc/dbusstatusnotifier.h b/widgets/misc/dbusstatusnotifier.h
index ce13c47..81e301b 100644
--- a/widgets/misc/dbusstatusnotifier.h
+++ b/widgets/misc/dbusstatusnotifier.h
@@ -8,6 +8,7 @@
 #include <c++utilities/chrono/datetime.h>
 
 #include <QObject>
+#include <QStringList>
 
 namespace Data {
 enum class SyncthingErrorCategory;
@@ -26,6 +27,7 @@ public Q_SLOTS:
     void showDisconnect();
     void hideDisconnect();
     void showInternalError(const InternalError &error);
+    void showLauncherError(const QString &errorMessage, const QString &additionalInfo);
     void showSyncthingNotification(CppUtilities::DateTime when, const QString &message);
     void showSyncComplete(const QString &message);
     void showNewDev(const QString &devId, const QString &message);
@@ -45,6 +47,7 @@ private Q_SLOTS:
 private:
     QtUtilities::DBusNotification m_disconnectedNotification;
     QtUtilities::DBusNotification m_internalErrorNotification;
+    QtUtilities::DBusNotification m_launcherErrorNotification;
     QtUtilities::DBusNotification m_syncthingNotification;
     QtUtilities::DBusNotification m_syncCompleteNotification;
     QtUtilities::DBusNotification m_newDevNotification;
@@ -66,6 +69,11 @@ inline void DBusStatusNotifier::showInternalError(const InternalError &error)
     m_internalErrorNotification.update(error.message);
 }
 
+inline void QtGui::DBusStatusNotifier::showLauncherError(const QString &errorMessage, const QString &additionalInfo)
+{
+    m_launcherErrorNotification.update(QStringList({errorMessage, additionalInfo}).join(QStringLiteral("\n    ")));
+}
+
 inline void DBusStatusNotifier::showSyncthingNotification(CppUtilities::DateTime when, const QString &message)
 {
     Q_UNUSED(when)
diff --git a/widgets/settings/notificationsoptionpage.ui b/widgets/settings/notificationsoptionpage.ui
index e954890..d7e0aea 100644
--- a/widgets/settings/notificationsoptionpage.ui
+++ b/widgets/settings/notificationsoptionpage.ui
@@ -65,6 +65,13 @@
         </property>
        </widget>
       </item>
+      <item>
+       <widget class="QCheckBox" name="notifyOnLauncherErrorsCheckBox">
+        <property name="text">
+         <string>errors of Syncthing launcher</string>
+        </property>
+       </widget>
+      </item>
      </layout>
     </widget>
    </item>
diff --git a/widgets/settings/settings.cpp b/widgets/settings/settings.cpp
index a3df17b..33b37f5 100644
--- a/widgets/settings/settings.cpp
+++ b/widgets/settings/settings.cpp
@@ -160,6 +160,7 @@ void restore()
     auto &notifyOn = v.notifyOn;
     notifyOn.disconnect = settings.value(QStringLiteral("notifyOnDisconnect"), notifyOn.disconnect).toBool();
     notifyOn.internalErrors = settings.value(QStringLiteral("notifyOnErrors"), notifyOn.internalErrors).toBool();
+    notifyOn.launcherErrors = settings.value(QStringLiteral("notifyOnLauncherErrors"), notifyOn.launcherErrors).toBool();
     notifyOn.localSyncComplete = settings.value(QStringLiteral("notifyOnLocalSyncComplete"), notifyOn.localSyncComplete).toBool();
     notifyOn.remoteSyncComplete = settings.value(QStringLiteral("notifyOnRemoteSyncComplete"), notifyOn.remoteSyncComplete).toBool();
     notifyOn.syncthingErrors = settings.value(QStringLiteral("showSyncthingNotifications"), notifyOn.syncthingErrors).toBool();
@@ -248,6 +249,7 @@ void save()
     const auto &notifyOn = v.notifyOn;
     settings.setValue(QStringLiteral("notifyOnDisconnect"), notifyOn.disconnect);
     settings.setValue(QStringLiteral("notifyOnErrors"), notifyOn.internalErrors);
+    settings.setValue(QStringLiteral("notifyOnLauncherErrors"), notifyOn.launcherErrors);
     settings.setValue(QStringLiteral("notifyOnLocalSyncComplete"), notifyOn.localSyncComplete);
     settings.setValue(QStringLiteral("notifyOnRemoteSyncComplete"), notifyOn.remoteSyncComplete);
     settings.setValue(QStringLiteral("showSyncthingNotifications"), notifyOn.syncthingErrors);
@@ -325,6 +327,9 @@ void Settings::apply(SyncthingNotifier &notifier) const
     if (notifyOn.newDirectoryShared) {
         notifications |= SyncthingHighLevelNotification::NewDir;
     }
+    if (notifyOn.launcherErrors) {
+        notifications |= SyncthingHighLevelNotification::SyncthingProcessError;
+    }
     notifier.setEnabledNotifications(notifications);
     notifier.setIgnoreInavailabilityAfterStart(ignoreInavailabilityAfterStart);
 }
diff --git a/widgets/settings/settingsdialog.cpp b/widgets/settings/settingsdialog.cpp
index 70bedbf..9e20fdb 100644
--- a/widgets/settings/settingsdialog.cpp
+++ b/widgets/settings/settingsdialog.cpp
@@ -374,6 +374,7 @@ bool NotificationsOptionPage::apply()
     auto &notifyOn(settings.notifyOn);
     notifyOn.disconnect = ui()->notifyOnDisconnectCheckBox->isChecked();
     notifyOn.internalErrors = ui()->notifyOnErrorsCheckBox->isChecked();
+    notifyOn.launcherErrors = ui()->notifyOnLauncherErrorsCheckBox->isChecked();
     notifyOn.localSyncComplete = ui()->notifyOnLocalSyncCompleteCheckBox->isChecked();
     notifyOn.remoteSyncComplete = ui()->notifyOnRemoteSyncCompleteCheckBox->isChecked();
     notifyOn.syncthingErrors = ui()->showSyncthingNotificationsCheckBox->isChecked();
@@ -395,6 +396,7 @@ void NotificationsOptionPage::reset()
     const auto &notifyOn = values().notifyOn;
     ui()->notifyOnDisconnectCheckBox->setChecked(notifyOn.disconnect);
     ui()->notifyOnErrorsCheckBox->setChecked(notifyOn.internalErrors);
+    ui()->notifyOnLauncherErrorsCheckBox->setChecked(notifyOn.launcherErrors);
     ui()->notifyOnLocalSyncCompleteCheckBox->setChecked(notifyOn.localSyncComplete);
     ui()->notifyOnRemoteSyncCompleteCheckBox->setChecked(notifyOn.remoteSyncComplete);
     ui()->showSyncthingNotificationsCheckBox->setChecked(notifyOn.syncthingErrors);