Restore check for missing config

src/Context.cpp

@@ -560,6 +560,8 @@ int Context::initialize (int argc, const char** argv)
     if (taskdata_overridden && verbose ("override"))
       header (format ("TASKDATA override: {1}", data_dir._data));
 
+    createDefaultConfig ();
+
     bool create_if_missing = !config.getBoolean ("exit.on.missing.db");
     tdb2.open_replica (data_dir, create_if_missing);