I have the same problem... can't upgrade via BDM...
tried deleting the Vendor file, using Loader as administrator, it still wont upgrade to OS6... any other advice?
I restarted my PC, the BB, even pulled the battery after installation. Why won't it work?

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Added on April 18, 2011, 5:23 pmI get this message in the BDM:

This BlackBerry® Device Software upgrade includes new features and significant enhancements to the BlackBerry® solution and, as such, is only available to users with an active BlackBerry subscription. To learn more about BlackBerry® service, please visit www.blackberry.com/service.

This post has been edited by hsuyeung: Apr 18 2011, 05:23 PM

I got it too... *malu*
BIS wasn't connected. =/ needed to log on to digi through my blackberry to activate it again.
updating now. huhuhuhu