Dota 6.55b Official Map! Dota-Allstars 6.55b Download

DotA-Allstars 6.55b is released after a short time after 6.55 due to some bugs.

Here is the Dota 6.55b changelogs from
http://www.getdota.com/changelogs:

6.55b:
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* Fixed a critical error bug with Roshan as well as lots of other misc issues

Dota-Allstars 6.55b Map Download

Well, i think the changes is bug fixes and nothing affect the gameplay. But it will make your game more stable and (hopefully) prevent Fatal Error.