The patch 7 beta is available for download via Steam now. Click right ([URL="http://forums.totalwar.com/showthread.php/110516-Patch-7-BETA-is-here!-PLEASE-READ-BEFORE-POSTING! "]here[/URL]) if you’re unaware how to subscribe to beta patches. You should see some real changes to the game while encountering fewer technical issues. Please note that your save file should be compatible with this patch but it is always recommended to start a new campaign to fully optimize this patch. Also, if you have any modifications installed, please uninstall them until you can verify with the creator that it is compatible with patch 7.
The full list of fixes is available by clicking (here).
And finally please be aware this update is in beta – we’re still testing it internally and looking forward to beta-test feedback. To post your feedback please read the following (thread) which has links to the correct threads to post your feedback.
EDIT: there is one fix that has been implemented. New build has fixed a crash when loading into a Roman Port battle map from the Campaign.