binding result must come after the bean

src/main/java/de/jottyfan/camporganizer/module/registration/RegistrationController.java

@@ -41,7 +41,7 @@ public class RegistrationController extends CommonController {
 	}
 
 	@PostMapping("/registration/register")
-	public String register(@Valid @ModelAttribute RegistrationBean bean, Model model, final BindingResult bindingResult) {
+	public String register(@Valid @ModelAttribute RegistrationBean bean, final BindingResult bindingResult, Model model) {
 		if (bindingResult.hasErrors()) {
 			super.setupSession(model, request);
 			CampBean campBean = service.getCamp(bean.getFkCamp());