diff --git a/src/app/actions/auth.ts b/src/app/actions/auth.ts
index 6d22583..5f7b474 100644
--- a/src/app/actions/auth.ts
+++ b/src/app/actions/auth.ts
@@ -259,16 +259,21 @@ export async function registration(
 					break;
 
 				case 2:
-					typedError.message_body.fieldErrors.forEach((obj: {
-						code: string,
-						field: string
-					}) => {
-						if (errors[obj.field]) {
-							errors[obj.field] = `${errors[obj.field]}&${obj.code.replaceAll('.', '-')}`;
-						} else {
-							errors[obj.field] = obj.code.replaceAll('.', '-');
-						}
-					});
+					if (typedError.message_body?.fieldErrors) {
+						typedError.message_body?.fieldErrors?.forEach((obj: {
+							code: string,
+							field: string
+						}) => {
+							if (errors[obj.field]) {
+								errors[obj.field] = `${errors[obj.field]}&${obj.code.replaceAll('.', '-')}`;
+							} else {
+								errors[obj.field] = obj.code.replaceAll('.', '-');
+							}
+						});
+
+					} else {
+						errors['server'] = 'unknown-error'
+					}
 					break;
 
 				default:
diff --git a/src/i18n/messages/en.json b/src/i18n/messages/en.json
index f9c2f28..b222f6b 100644
--- a/src/i18n/messages/en.json
+++ b/src/i18n/messages/en.json
@@ -274,6 +274,7 @@
 		"register-error-password-not-allowed-symbols": "Password contains invalid characters.",
 		"confirmation-code": "Confirmation code",
 		"enter-confirmation-code": "Enter the confirmation code",
-		"personal": "Personal"
+		"personal": "Personal",
+		"unknown-error": "Unknown error"
 	}
 }
\ No newline at end of file
diff --git a/src/i18n/messages/ru.json b/src/i18n/messages/ru.json
index 93840c7..527aad1 100644
--- a/src/i18n/messages/ru.json
+++ b/src/i18n/messages/ru.json
@@ -274,6 +274,7 @@
 		"register-error-password-not-allowed-symbols": "Пароль содержит недопустимые символы.",
 		"confirmation-code": "Код подтверждения",
 		"enter-confirmation-code": "Введите код подтверждения",
-		"personal": "Личный"
+		"personal": "Личный",
+		"unknown-error": "Неизвестная ошибка"
 	}
 }
\ No newline at end of file