diff --git a/src/anbox/cmds/launch.h b/src/anbox/cmds/launch.h
index 4797aea..2aa3d0f 100644
--- a/src/anbox/cmds/launch.h
+++ b/src/anbox/cmds/launch.h
@@ -38,7 +38,7 @@ class Launch : public cli::CommandWithFlagsAndAction {
   bool try_launch_activity(const std::shared_ptr<dbus::stub::ApplicationManager> &stub);
 
   android::Intent intent_;
-  wm::Stack::Id stack_;
+  wm::Stack::Id stack_ = wm::Stack::Id::Default;
   bool use_system_dbus_ = false;
 };
 }  // namespace cmds
diff --git a/src/anbox/dbus/skeleton/application_manager.cpp b/src/anbox/dbus/skeleton/application_manager.cpp
index 44cf71e..f65902e 100644
--- a/src/anbox/dbus/skeleton/application_manager.cpp
+++ b/src/anbox/dbus/skeleton/application_manager.cpp
@@ -92,6 +92,10 @@ int ApplicationManager::method_launch(sd_bus_message *m, void *userdata, sd_bus_
       if (r < 0)
         return r;
     }
+
+    r = sd_bus_message_exit_container(m);
+    if (r < 0)
+      return r;
   }
 
   r = sd_bus_message_exit_container(m);
diff --git a/src/anbox/dbus/stub/application_manager.cpp b/src/anbox/dbus/stub/application_manager.cpp
index 6d75425..3487793 100644
--- a/src/anbox/dbus/stub/application_manager.cpp
+++ b/src/anbox/dbus/stub/application_manager.cpp
@@ -114,9 +114,13 @@ void ApplicationManager::launch(const android::Intent &intent,
   if (r < 0)
     throw std::runtime_error("Failed to construct DBus message");
 
-  r = sd_bus_call(bus_->raw(), m, 0, nullptr, nullptr);
-  if (r < 0)
-    throw std::runtime_error("Failed to call Anbox application manager");
+  sd_bus_error error = SD_BUS_ERROR_NULL;
+  r = sd_bus_call(bus_->raw(), m, 0, &error, nullptr);
+  if (r < 0) {
+    const auto msg = utils::string_format("%s", error.message);
+    sd_bus_error_free(&error);
+    throw std::runtime_error(msg);
+  }
 }
 
 core::Property<bool>& ApplicationManager::ready() {