---
title: Release Notes - Eurex T7 Market and Reference Data Interfaces (EMDI, EOBI, RDI) Handlers C++ - Version 18.0.1
description: Improvement - EMDS 13.1 Version 1 - EOBI 13.1 Version 2 - EMDI MDI and RDI 13.1 Version 2 Bug - EOBI onOrderBookUpdated callback was not invoked after the
---

[Release Notes ](https://www.onixs.biz/release-notes)

# [Release Notes - Eurex T7 Market and Reference Data Interfaces (EMDI, EOBI, RDI) Handlers C++ - Version 18.0.1](https://www.onixs.biz/release-notes/release-notes-eurex-t7-market-and-reference-data-interfaces-emdi-eobi-rdi-handlers-c-version-18-0-1.html)

 Written by [Admin](https://www.onixs.biz/release-notes/author/admin) | Mar 21, 2025, 9:07:22 AM

## Improvement

- [[CPPEEMDIRDI-1071](https://support.onixs.biz/browse/CPPEEMDIRDI-1071)] - EMDS 13.1 Version 1
- [[CPPEEMDIRDI-1070](https://support.onixs.biz/browse/CPPEEMDIRDI-1070)] - EOBI 13.1 Version 2
- [[CPPEEMDIRDI-1069](https://support.onixs.biz/browse/CPPEEMDIRDI-1069)] - EMDI, MDI and RDI 13.1 Version 2

## Bug

- [[CPPEEMDIRDI-1068](https://support.onixs.biz/browse/CPPEEMDIRDI-1068)] - EOBI onOrderBookUpdated callback was not invoked after the snapshot cycle finished

[View full post](https://www.onixs.biz/release-notes/release-notes-eurex-t7-market-and-reference-data-interfaces-emdi-eobi-rdi-handlers-c-version-18-0-1.html)

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