diff --git a/src/main.cpp b/src/main.cpp
index 2948993..34e71b5 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -161,6 +161,14 @@ int main(int argc, char *argv[]) {
             LOG(ERR) << "Illegal argument value for '--isa': " << isa_opt << std::endl;
             return 127;
         }
+        if(!cpu ){
+            LOG(ERR) << "Could not create cpu fore for isa " << isa_opt << " and backend " <<clim["backend"].as<std::string>()<< std::endl;
+            return 127;
+        }
+        if(!vm ){
+            LOG(ERR) << "Could not create vm fore for isa " << isa_opt << " and backend " <<clim["backend"].as<std::string>()<< std::endl;
+            return 127;
+        }
         if (clim.count("plugin")) {
             for (std::string const& opt_val : clim["plugin"].as<std::vector<std::string>>()) {
                 std::string plugin_name=opt_val;