
Our latest official update is available to download and install from the following areas:
- The Check for Update button on the game launcher (recommended for ease of use)
- My Page at Matrix.com (opens in a new tab, requires Matrix login)
- The download section on the product page (opens in a new tab)
- Direct FTP download (initiates an immediate download)
Important! Before installing, please ensure that all game modifications are disabled using the JSGME tool, if you had previously enabled any of them.
We are humbled to present our first official game update since the passing of our lead programmer, Robert ‘berto’ Osterlund. It has been a while, but we are grateful and happy to be back in business. Thank you to everyone who participated in the Public Beta testing of the 1.31 update; your support is greatly appreciated.
Here’s the changelog per the latest 1.31 manual, including six brand new 1968 TET Offensive scenarios now that the game era is extended from 12/1967 to 12/1985:
17.1 Vietnam Update Log for 1.31
17.1.1 Errata
- No errata for 1.31
17.1.2 Enhancements
- Extended CS Vietnam end date from 12/1967 to 12/1985.
- Implemented a message to display a confirmation of the changed Action Speed.
- Objectives now display or obscure their values based on whether Enhanced Fog of War optional rule is selected.
- Changed Double Value objectives to display the controlling side and award the value to the side controlling it when the scenario ends.
- Changed turn-by-turn Single value objective to be cumulative.
- Background music now always plays either neutral or side-specific tracks only. The 50% chance for ambient combat sounds in-between has been removed.
- Added slope hex sides to 2D maps to better depict elevation changes.
17.1.3 Fixes
- Fixed a bug where Side B was not able to see Single Value Objective values.
- Fixed issues with entering and exiting a Pontoon Bridge hex (introduced in 1.30/2.30).
- Assaulting a hex now reveals any possible unrevealed fortifications in place.
- Loaded rafts can now move into shallow water and onto land and unload their passengers at either location (introduced in 1.30/2.30).
- Removed Play Campaign button from the front end as the Linked Campaigns are no longer supported from Middle East 2.30 (potential to be returned).
- Fixed a situation where a carrying unit was able to move into a village but subsequently unable to move out.
- Fixed an Assault CTD bug occurring when Leader(s) are present under certain circumstances.
- Fixed the bug where background music would only play one track or sound file (introduced in 1.30/2.30).
- Fixed a bug where, during Play-by-Email opponent phase replays at night, some opponent units that moved should have remain concealed were displayed for the duration of the replay (introduced in CSVN 1.30)
17.1.4 Graphics
- Added new 2D slope graphic files with ten elevation colour variants.
- Revised aircraft graphics (thank you, Kevin!).
- Added new scenario header graphics for new scenarios.
17.1.5 Data
- Minor Platoon file updates various nations.
- Minor Weapon file updates.
17.1.6 Scenarios
- Included six new TET related scenarios.
- Revised several additional Lua file errors.
- Revised several additional map file errors.
- Revised a number of scenario descriptions.
17.1.7 Mods
- Added a new iteration of MausMan 3D Map Graphics mod.
- Added MausMan VN 2D Map Natural Terrain Gradient graphics mod.
- Added slope graphics to both 2D – Hypsometric mods.
17.1.8 Manual
- The manual has been revised to the 1.31 UPDATE.
The announcement post by Matrix Games can be found here (opens a new tab to Matrix Games Vietnam forum)
We hope you enjoy these latest updates and enhancements!



