diff --git a/backend/src/main/resources/i18n/exception_handler_messages.properties b/backend/src/main/resources/i18n/exception_handler_messages.properties
index dd49afe..dbb45b0 100644
--- a/backend/src/main/resources/i18n/exception_handler_messages.properties
+++ b/backend/src/main/resources/i18n/exception_handler_messages.properties
@@ -1,4 +1,4 @@
-error.unknown=Произошла неизвестная ошибка, обратитесь в службу технической поддержки
-eks.error.argument.missing=Произошла ошибка ввода данных. Проверьте заполненность полей
-eks.error.argument.invalid=Поле «ИД ЕРВУ граждан или иные сведения» заполнено неверно
-eks.error.misc=Произошла неизвестная ошибка, обратитесь в службу технической поддержки
\ No newline at end of file
+error.unknown=\uD0\u9F\uD1\u80\uD0\uBE\uD0\uB8\uD0\uB7\uD0\uBE\uD1\u88\uD0\uBB\uD0\uB0 \uD0\uBD\uD0\uB5\uD0\uB8\uD0\uB7\uD0\uB2\uD0\uB5\uD1\u81\uD1\u82\uD0\uBD\uD0\uB0\uD1\u8F \uD0\uBE\uD1\u88\uD0\uB8\uD0\uB1\uD0\uBA\uD0\uB0\u2C \uD0\uBE\uD0\uB1\uD1\u80\uD0\uB0\uD1\u82\uD0\uB8\uD1\u82\uD0\uB5\uD1\u81\uD1\u8C \uD0\uB2 \uD1\u81\uD0\uBB\uD1\u83\uD0\uB6\uD0\uB1\uD1\u83 \uD1\u82\uD0\uB5\uD1\u85\uD0\uBD\uD0\uB8\uD1\u87\uD0\uB5\uD1\u81\uD0\uBA\uD0\uBE\uD0\uB9 \uD0\uBF\uD0\uBE\uD0\uB4\uD0\uB4\uD0\uB5\uD1\u80\uD0\uB6\uD0\uBA\uD0\uB8
+eks.error.argument.missing=\uD0\u9F\uD1\u80\uD0\uBE\uD0\uB8\uD0\uB7\uD0\uBE\uD1\u88\uD0\uBB\uD0\uB0 \uD0\uBE\uD1\u88\uD0\uB8\uD0\uB1\uD0\uBA\uD0\uB0 \uD0\uB2\uD0\uB2\uD0\uBE\uD0\uB4\uD0\uB0 \uD0\uB4\uD0\uB0\uD0\uBD\uD0\uBD\uD1\u8B\uD1\u85\u2E \uD0\u9F\uD1\u80\uD0\uBE\uD0\uB2\uD0\uB5\uD1\u80\uD1\u8C\uD1\u82\uD0\uB5 \uD0\uB7\uD0\uB0\uD0\uBF\uD0\uBE\uD0\uBB\uD0\uBD\uD0\uB5\uD0\uBD\uD0\uBD\uD0\uBE\uD1\u81\uD1\u82\uD1\u8C \uD0\uBF\uD0\uBE\uD0\uBB\uD0\uB5\uD0\uB9
+eks.error.argument.invalid=\uD0\u9F\uD0\uBE\uD0\uBB\uD0\uB5 \uC2\uAB\uD0\u98\uD0\u94 \uD0\u95\uD0\uA0\uD0\u92\uD0\uA3 \uD0\uB3\uD1\u80\uD0\uB0\uD0\uB6\uD0\uB4\uD0\uB0\uD0\uBD \uD0\uB8\uD0\uBB\uD0\uB8 \uD0\uB8\uD0\uBD\uD1\u8B\uD0\uB5 \uD1\u81\uD0\uB2\uD0\uB5\uD0\uB4\uD0\uB5\uD0\uBD\uD0\uB8\uD1\u8F\uC2\uBB \uD0\uB7\uD0\uB0\uD0\uBF\uD0\uBE\uD0\uBB\uD0\uBD\uD0\uB5\uD0\uBD\uD0\uBE \uD0\uBD\uD0\uB5\uD0\uB2\uD0\uB5\uD1\u80\uD0\uBD\uD0\uBE
+eks.error.misc=\uD0\u9F\uD1\u80\uD0\uBE\uD0\uB8\uD0\uB7\uD0\uBE\uD1\u88\uD0\uBB\uD0\uB0 \uD0\uBD\uD0\uB5\uD0\uB8\uD0\uB7\uD0\uB2\uD0\uB5\uD1\u81\uD1\u82\uD0\uBD\uD0\uB0\uD1\u8F \uD0\uBE\uD1\u88\uD0\uB8\uD0\uB1\uD0\uBA\uD0\uB0\u2C \uD0\uBE\uD0\uB1\uD1\u80\uD0\uB0\uD1\u82\uD0\uB8\uD1\u82\uD0\uB5\uD1\u81\uD1\u8C \uD0\uB2 \uD1\u81\uD0\uBB\uD1\u83\uD0\uB6\uD0\uB1\uD1\u83 \uD1\u82\uD0\uB5\uD1\u85\uD0\uBD\uD0\uB8\uD1\u87\uD0\uB5\uD1\u81\uD0\uBA\uD0\uBE\uD0\uB9 \uD0\uBF\uD0\uBE\uD0\uB4\uD0\uB4\uD0\uB5\uD1\u80\uD0\uB6\uD0\uBA\uD0\uB8
\ No newline at end of file
diff --git a/backend/src/main/resources/i18n/exception_handler_messages_en_US.properties b/backend/src/main/resources/i18n/exception_handler_messages_en_US.properties
index eb29ace..dbb45b0 100644
--- a/backend/src/main/resources/i18n/exception_handler_messages_en_US.properties
+++ b/backend/src/main/resources/i18n/exception_handler_messages_en_US.properties
@@ -1,4 +1,4 @@
-error.unknown=��������� ����������� ������, ���������� � ������ ����������� ���������
-eks.error.argument.missing=��������� ������ ����� ������. ��������� ������������� �����
-eks.error.argument.invalid=���� ��� ���� ������� ��� ���� ��������� ��������� �������
-eks.error.misc=��������� ����������� ������, ���������� � ������ ����������� ���������
\ No newline at end of file
+error.unknown=\uD0\u9F\uD1\u80\uD0\uBE\uD0\uB8\uD0\uB7\uD0\uBE\uD1\u88\uD0\uBB\uD0\uB0 \uD0\uBD\uD0\uB5\uD0\uB8\uD0\uB7\uD0\uB2\uD0\uB5\uD1\u81\uD1\u82\uD0\uBD\uD0\uB0\uD1\u8F \uD0\uBE\uD1\u88\uD0\uB8\uD0\uB1\uD0\uBA\uD0\uB0\u2C \uD0\uBE\uD0\uB1\uD1\u80\uD0\uB0\uD1\u82\uD0\uB8\uD1\u82\uD0\uB5\uD1\u81\uD1\u8C \uD0\uB2 \uD1\u81\uD0\uBB\uD1\u83\uD0\uB6\uD0\uB1\uD1\u83 \uD1\u82\uD0\uB5\uD1\u85\uD0\uBD\uD0\uB8\uD1\u87\uD0\uB5\uD1\u81\uD0\uBA\uD0\uBE\uD0\uB9 \uD0\uBF\uD0\uBE\uD0\uB4\uD0\uB4\uD0\uB5\uD1\u80\uD0\uB6\uD0\uBA\uD0\uB8
+eks.error.argument.missing=\uD0\u9F\uD1\u80\uD0\uBE\uD0\uB8\uD0\uB7\uD0\uBE\uD1\u88\uD0\uBB\uD0\uB0 \uD0\uBE\uD1\u88\uD0\uB8\uD0\uB1\uD0\uBA\uD0\uB0 \uD0\uB2\uD0\uB2\uD0\uBE\uD0\uB4\uD0\uB0 \uD0\uB4\uD0\uB0\uD0\uBD\uD0\uBD\uD1\u8B\uD1\u85\u2E \uD0\u9F\uD1\u80\uD0\uBE\uD0\uB2\uD0\uB5\uD1\u80\uD1\u8C\uD1\u82\uD0\uB5 \uD0\uB7\uD0\uB0\uD0\uBF\uD0\uBE\uD0\uBB\uD0\uBD\uD0\uB5\uD0\uBD\uD0\uBD\uD0\uBE\uD1\u81\uD1\u82\uD1\u8C \uD0\uBF\uD0\uBE\uD0\uBB\uD0\uB5\uD0\uB9
+eks.error.argument.invalid=\uD0\u9F\uD0\uBE\uD0\uBB\uD0\uB5 \uC2\uAB\uD0\u98\uD0\u94 \uD0\u95\uD0\uA0\uD0\u92\uD0\uA3 \uD0\uB3\uD1\u80\uD0\uB0\uD0\uB6\uD0\uB4\uD0\uB0\uD0\uBD \uD0\uB8\uD0\uBB\uD0\uB8 \uD0\uB8\uD0\uBD\uD1\u8B\uD0\uB5 \uD1\u81\uD0\uB2\uD0\uB5\uD0\uB4\uD0\uB5\uD0\uBD\uD0\uB8\uD1\u8F\uC2\uBB \uD0\uB7\uD0\uB0\uD0\uBF\uD0\uBE\uD0\uBB\uD0\uBD\uD0\uB5\uD0\uBD\uD0\uBE \uD0\uBD\uD0\uB5\uD0\uB2\uD0\uB5\uD1\u80\uD0\uBD\uD0\uBE
+eks.error.misc=\uD0\u9F\uD1\u80\uD0\uBE\uD0\uB8\uD0\uB7\uD0\uBE\uD1\u88\uD0\uBB\uD0\uB0 \uD0\uBD\uD0\uB5\uD0\uB8\uD0\uB7\uD0\uB2\uD0\uB5\uD1\u81\uD1\u82\uD0\uBD\uD0\uB0\uD1\u8F \uD0\uBE\uD1\u88\uD0\uB8\uD0\uB1\uD0\uBA\uD0\uB0\u2C \uD0\uBE\uD0\uB1\uD1\u80\uD0\uB0\uD1\u82\uD0\uB8\uD1\u82\uD0\uB5\uD1\u81\uD1\u8C \uD0\uB2 \uD1\u81\uD0\uBB\uD1\u83\uD0\uB6\uD0\uB1\uD1\u83 \uD1\u82\uD0\uB5\uD1\u85\uD0\uBD\uD0\uB8\uD1\u87\uD0\uB5\uD1\u81\uD0\uBA\uD0\uBE\uD0\uB9 \uD0\uBF\uD0\uBE\uD0\uB4\uD0\uB4\uD0\uB5\uD1\u80\uD0\uB6\uD0\uBA\uD0\uB8
\ No newline at end of file