After trying to read JSON file form resources by Gson gson = new Gson(); Reader reader = Files.newBufferedReader(Paths.get("src/resources/assets/civitas/abilities/abilities.json")); List<String> abilities = Arrays.asList(gson.fromJson(reader, String[].class)); reader.close(); I always get the same message in the Minecraft screen: "Errors in currently selected datapacks prevented world from loading" and in the console: "java.nio.file.NoSuchFileException: src/resources/assets/c