Let's not crash if we don't know the type of plugin

1 files changed, 7 insertions, 4 deletions

diff --git a/sigtools/PluginLoader.cpp b/sigtools/PluginLoader.cpp
index 89656b28..44662a0e 100644
--- a/sigtools/PluginLoader.cpp
+++ b/sigtools/PluginLoader.cpp
@@ -91,16 +91,19 @@ void PluginLoader::Private::refresh(const QString& type)
         KPluginFactory *factory = loader.factory();
         if (factory)
         {
-            PluginBase* plugin;
+            PluginBase* plugin = NULL;
             if (type == "Arena")
                 plugin = factory->create<ArenaPlugin>(this);
             else if (type == "Canvas")
                 plugin = factory->create<CanvasPlugin>(this);
             else
                 KMessageBox::information(NULL, QString("The plugin type \"Sigen/%1\" is not supported.").arg(type), "Unsupported plugin type");
-            QStringList classes = plugin->classList();
-            foreach (const QString& className, classes)
-                m_available[type][className] = Service(service, plugin);
+            if (plugin)
+            {
+                QStringList classes = plugin->classList();
+                foreach (const QString& className, classes)
+                    m_available[type][className] = Service(service, plugin);
+            }
         }
         else
             KMessageBox::error(NULL, QString("The plugin of type \"Sigen/%1\" with name \"%2\" is not a valid Sigen plugin. The error was:\n%3").arg(type).arg(service->name()).arg(loader.errorString()), "Plugin loading error");