Skip invalid vendors

src/dev-utils/generate_system_cache.cpp

@@ -90,6 +90,7 @@ int main(int argc, char* argv[])
     int    saved = 0, failed = 0;
 
     for (const auto& vendor_name : vendor_names) {
+        try {
             const std::string json_path = (fs::path(profiles_path) / (vendor_name + ".json")).string();
             const std::string ver_str   = get_vendor_cache_key(json_path);
 
@@ -104,7 +105,7 @@ int main(int argc, char* argv[])
             // Verify the file was written and can be reloaded.
             Slic3r::PresetBundle::VendorCache verify;
             if (!verify.load(cache_path) || !verify.is_valid(ver_str)) {
-            std::cerr << "WARNING: verification failed for " << cache_path << "\n";
+                std::cerr << "ERROR: " << vendor_name << ": verification failed\n";
                 ++failed;
             } else {
                 std::cout << "  [ok] " << vendor_name << ".cache"
@@ -116,6 +117,10 @@ int main(int argc, char* argv[])
                 total_printer  += vc.printer_presets.size();
                 ++saved;
             }
+        } catch (const std::exception& ex) {
+            std::cerr << "ERROR: " << vendor_name << ": " << ex.what() << "\n";
+            ++failed;
+        }
     }
 
     std::cout << "\nDone: " << saved << " cache(s) written";