Revert "Revert "added error message if settings initalizion failed""

This reverts commit f3ff40385d.

src/main.cpp

@@ -5,6 +5,7 @@
 #include "BrowserExtension.hpp"
 #include "RunGui.hpp"
 #include "common/Args.hpp"
+#include "common/Modes.hpp"
 #include "singletons/Paths.hpp"
 #include "singletons/Settings.hpp"
 #include "util/IncognitoBrowser.hpp"
@@ -28,9 +29,35 @@ int main(int argc, char **argv)
     else
     {
         initArgs(args);
-        Paths paths;
-        Settings settings(paths.settingsDirectory);
+        Paths *paths{};
 
-        runGui(a, paths, settings);
+        try
+        {
+            paths = new Paths;
+        }
+        catch (std::runtime_error &error)
+        {
+            QMessageBox box;
+            if (Modes::getInstance().isPortable)
+            {
+                box.setText(
+                    error.what() +
+                    QStringLiteral(
+                        "\n\nInfo: Portable mode requires the application to "
+                        "be in a writeable location. If you don't want "
+                        "portable mode reinstall the application. "
+                        "https://chatterino.com."));
+            }
+            else
+            {
+                box.setText(error.what());
+            }
+            box.exec();
+            return 1;
+        }
+
+        Settings settings(paths->settingsDirectory);
+
+        runGui(a, *paths, settings);
     }
 }