in ytdb/src/main/java/com/youtrackdb/ldbc/ytdb/loader/YtdbLoader.java [467:472]
private void validateDirectories(Path staticDir, Path dynamicDir) {
if (!Files.exists(staticDir) || !Files.exists(dynamicDir)) {
throw new IllegalArgumentException(
"Dataset directory must contain static/ and dynamic/ subdirectories");
}
}