Hi Antonio,
The screenshot of the error you posted, referenced two files.
Please reproduce the issue and submit a "online service request."[/url] with the files reported in the error message.
Also include information about your system Make/model CPU, RAM, host OS, Guest OS..etc
In the future, should have an issue with the WS 6 beta software, post your issue here.
http://www.vmware.com/community/forum.jspa?forumID=372
